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Rupert W. Leong, Ph.D. - Publications

Affiliations: 
2004 The Chinese University of Hong Kong, Hong Kong, Hong Kong 
Area:
Medicine and Surgery, Epidemiology
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159 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2023 Swaminathan A, Fulforth JM, Frampton CM, Borichevsky GM, Mules TC, Kilpatrick K, Choukour M, Fields P, Ramkissoon R, Helms E, Hanauer SB, Leong RW, Peyrin-Biroulet L, Siegel CA, Gearry RB. The Disease Severity Index for Inflammatory Bowel Disease Is a Valid Instrument that Predicts Complicated Disease. Inflammatory Bowel Diseases. PMID 38134391 DOI: 10.1093/ibd/izad294  0.331
2023 Yiu TH, Ko Y, Pudipeddi A, Natale P, Leong RW. Comparing persistence of new biologics to conventional anti-TNF alphas in adult patients with inflammatory bowel disease: a systematic review and meta-analysis protocol. Bmj Open. 13: e073071. PMID 37788929 DOI: 10.1136/bmjopen-2023-073071  0.316
2021 Kariyawasam VC, Mourad FH, Mitrev N, Paramsothy S, Selinger CP, Katelaris PH, Jones B, McDonald C, Barr G, Chapman G, Cowlishaw J, Andrews J, Leong RW. Early thiopurine maintenance is associated with reduced proximal disease progression and colectomy rate in ulcerative colitis. European Journal of Gastroenterology & Hepatology. PMID 33731581 DOI: 10.1097/MEG.0000000000002101  0.309
2021 Williams AJ, Paramsothy R, Wu N, Ghaly S, Leach S, Paramsothy S, Corte C, O'Brien C, Burke C, Wark G, Samocha-Bonet D, Lambert K, Ahlenstiel G, Wasinger V, Dutt S, ... ... Leong R, et al. Australia IBD Microbiome (AIM) Study: protocol for a multicentre longitudinal prospective cohort study. Bmj Open. 11: e042493. PMID 33593778 DOI: 10.1136/bmjopen-2020-042493  0.307
2020 Shir Ali M, Laube R, Selvaratnam S, Leong RW. Tioguanine as an alternative immunomodulator in inflammatory bowel diseases. Internal Medicine Journal. 50: 1434-1435. PMID 33215830 DOI: 10.1111/imj.15057  0.318
2020 Aluzaite K, Greveson K, Ben-Horin S, Leong R, Haj O, Schultz M. Barriers to international travel in inflammatory bowel disease patients. Journal of Travel Medicine. PMID 33188596 DOI: 10.1093/jtm/taaa197  0.326
2020 Haifer C, Paramsothy S, Leong RW. Faecal microbiota transplantation as an elixir of youth. Hepatobiliary Surgery and Nutrition. 9: 488-489. PMID 32832499 DOI: 10.21037/Hbsn.2019.11.17  0.322
2020 Chan W, Kariyawasam VC, Kim S, Pudipeddi AV, Paramsothy S, Shim HH, Mourad FH, Ding N, Ferrante M, Leong RW. Gastroenterologists' preference and risk perception on the use of immunomodulators and biological therapies in elderly patients with ulcerative colitis: an international survey. European Journal of Gastroenterology & Hepatology. PMID 32453008 DOI: 10.1097/Meg.0000000000001768  0.403
2020 Laube R, Yau Y, Selinger CP, Seow CH, Thomas A, Wei Chuah S, Hilmi I, Mao R, Ong D, Ng SC, Wei SC, Banerjee R, Ahuja V, Alharbi O, Leong RW. Knowledge and attitudes towards pregnancy in females with Inflammatory Bowel Disease - an international, multi-centre study. Journal of Crohn's & Colitis. PMID 32191292 DOI: 10.1093/Ecco-Jcc/Jjaa047  0.36
2020 Mourad FH, Hashash JG, Kariyawasam VC, Leong RW. Ulcerative Colitis and Cytomegalovirus Infection: From A to Z. Journal of Crohn's & Colitis. PMID 32103246 DOI: 10.1093/Ecco-Jcc/Jjaa036  0.334
2020 Ko Y, Paramsothy S, Leong R. P361 The effect of immunomodulators and other factors on the persistence of biological agents for Crohn’s disease and ulcerative colitis: data from the Australian population-based registry Journal of Crohns & Colitis. 14. DOI: 10.1093/Ecco-Jcc/Jjz203.490  0.363
2020 Ko Y, Paramsothy S, Leong RW. Sa1754 THE EFFECT OF IMMUNOMODULATORS AND OTHER FACTORS ON THE PERSISTENCE OF BIOLOGICAL AGENTS FOR CROHN'S DISEASE AND ULCERATIVE COLITIS: DATA FROM THE AUSTRALIAN POPULATION-BASED REGISTRY Gastroenterology. 158. DOI: 10.1016/S0016-5085(20)31716-9  0.381
2020 Tang RS, Lee JW, Chang L, Ong DE, Chiu H, Matsuda T, Kim H, Sekiguchi M, Leong RW, Ho AM, Lam TY, Ching JY, Wong JC, Kyaw MH, Lo AO, et al. Sa1647 COMPARISON OF SECOND FORWARD VIEW EXAMINATION AND CONVENTIONAL SINGLE FORWARD VIEW EXAMINATION OF THE RIGHT COLON ON ADENOMA DETECTION IN SCREENING AND SURVEILLANCE COLONOSCOPIES IN ASIA-PACIFIC COUNTRIES: A MULTICENTER RANDOMIZED CONTROLLED STUDY Gastroenterology. 158: S-367. DOI: 10.1016/S0016-5085(20)31613-9  0.4
2019 Selvaratnam S, Gullino S, Shim L, Lee E, Lee A, Paramsothy S, Leong RW. Epidemiology of inflammatory bowel disease in South America: A systematic review. World Journal of Gastroenterology. 25: 6866-6875. PMID 31885427 DOI: 10.3748/Wjg.V25.I47.6866  0.431
2019 Adedokun OJ, Xu Z, Marano C, O'Brien C, Szapary P, Zhang H, Johanns J, Leong RW, Hisamatsu T, van Assche G, Danese S, Abreu MT, Sands BE, Sandborn WJ. Ustekinumab Pharmacokinetics and Exposure Response in a Phase 3 Randomized Trial of Patients With Ulcerative Colitis: Ustekinumab PK and exposure-response in UC. Clinical Gastroenterology and Hepatology : the Official Clinical Practice Journal of the American Gastroenterological Association. PMID 31816446 DOI: 10.1016/J.Cgh.2019.11.059  0.319
2019 Ooi CJ, Hilmi I, Banerjee R, Chuah SW, Ng SC, Wei SC, Makharia GK, Pisespongsa P, Chen MH, Ran ZH, Ye BD, Park DI, Ling KL, Ong D, Ahuja V, ... ... Leong RW, et al. Best practices on immunomodulators and biologic agents for ulcerative colitis and Crohn's disease in Asia. Intestinal Research. PMID 31146509 DOI: 10.5217/Ir.2019.00026  0.597
2019 So B, Yau Y, Kariyawasam V, Leong R. IDDF2019-ABS-0042 Prospective study of risk score strategies in the prediction of advanced colorectal neoplasia at colonoscopy Gut. 68. DOI: 10.1136/Gutjnl-2019-Iddfabstracts.6  0.311
2019 Sands BE, Han C, Zhang H, Johanns J, Szapary P, Marano C, Leong RW, Danese S. P681 Ustekinumab therapy induced clinically meaningful improvement and remission as measured by the Inflammatory Bowel Disease Questionnaire: Results from the phase 3 UNIFI induction and maintenance studies Journal of Crohn's and Colitis. 13: S460-S460. DOI: 10.1093/Ecco-Jcc/Jjy222.805  0.375
2019 Lim E, Thai M, Hendy P, Alchlaihawi M, Leong R, Connor S, Ng W, Gu B, van Langenberg D, Thin L, Schulberg J, Kamm M, Gilmore R, Taylor K, Sallis O, et al. P523 Endoscopic balloon dilatation is safe and has a high success rate in patients with stricturing Crohn’s disease Journal of Crohn's and Colitis. 13: S374-S374. DOI: 10.1093/Ecco-Jcc/Jjy222.647  0.362
2019 Greveson K, Inglis C, Ben-Horin S, Ghaly S, Yunki Y, Leong R. P332 Multinational comparisons of practices in overseas travel in Crohn’s disease and ulcerative colitis Journal of Crohn's and Colitis. 13: S267-S267. DOI: 10.1093/Ecco-Jcc/Jjy222.456  0.375
2019 Adedokun OJ, Xu Z, Marano C, O'Brien CD, Szapary P, Zhang H, Johanns J, Leong RW, Hisamatsu T, Van Assche G, Danese S, Abreu MT, Sands BE, Sandborn WJ. P311 Pharmacokinetics and exposure–response relationships of intravenously administered ustekinumab during induction treatment in patients with ulcerative colitis: Results from the UNIFI induction study Journal of Crohn's and Colitis. 13: S255-S256. DOI: 10.1093/Ecco-Jcc/Jjy222.435  0.315
2019 Van Assche G, Targan SR, Baker T, O’Brien CD, Zhang H, Johanns J, Szapary P, Marano C, Leong RW, Rowbotham D, Hisamatsu T, Danese S, Sands BE, Peyrin-Biroulet L. DOP47 Sustained remission in patients with moderate to severe ulcerative colitis: Results from the Phase 3 UNIFI maintenance study Journal of Crohn's and Colitis. 13: S054-S055. DOI: 10.1093/Ecco-Jcc/Jjy222.081  0.326
2019 Laube R, Yau YY, Selinger CP, Thomas A, Ahuja V, Alharbi O, Banerjee R, Chuah SW, Hilmi I, Mao R, Ng SC, Ong DE, Seow CH, Wei S, Leong RW. Tu1806 – Knowledge and Attitudes Towards Pregnancy in Females with Inflammatory Bowel Disease ? an International, Multicentre Study Gastroenterology. 156. DOI: 10.1016/S0016-5085(19)39792-6  0.349
2019 Van Assche GA, Targan SR, Baker T, O'Brien CD, Zhang H, Johanns J, Szapary P, Marano CW, Leong RW, Rowbotham D, Hisamatsu T, Danese S, Sands BE, Peyrin-Biroulet L. Tu1740 – Sustained Remission in Patients with Moderate to Severe Ulcerative Colitis: Results from the Phase 3 Unifi Maintenance Study Gastroenterology. 156: S-1106-S-1107. DOI: 10.1016/S0016-5085(19)39726-4  0.321
2019 Sands BE, Han C, Zhang H, Johanns J, Szapary P, Marano CW, Leong RW, Danese S. Sa1888 – Ustekinumab Therapy Induced Clinically Meaningful Improvement and Remission As Measured by the Inflammatory Bowel Disease Questionnaire in Patients with Moderate to Severe Ulcerative Colitis: Results from the Phase 3 Unifi Induction and Maintenance Studies Gastroenterology. 156: S-442-S-443. DOI: 10.1016/S0016-5085(19)37954-5  0.411
2018 Kariyawasam VC, Kim S, Mourad FH, Selinger CP, Katelaris PH, Brian Jones D, McDonald C, Barr G, Chapman G, Colliwshaw J, Lunney PC, Middleton K, Wang RR, Huang T, Andrews J, ... ... Leong RW, et al. Comorbidities Rather Than Age Are Associated With the Use of Immunomodulators in Elderly-onset Inflammatory Bowel Disease. Inflammatory Bowel Diseases. PMID 30597066 DOI: 10.1093/Ibd/Izy389  0.441
2018 de Boer NKH, Ahuja V, Almer S, Ansari A, Banerjee R, Barclay ML, Begun J, van Bodegraven AA, Colombel JF, Epstein DP, Florin THJ, Gearry RB, Gisbert JP, Leong RW, et al. Thiopurine Therapy in Inflammatory Bowel Diseases: Making New Friends Should Not Mean Losing Old Ones. Gastroenterology. PMID 30472233 DOI: 10.1053/J.Gastro.2018.11.039  0.389
2018 Paulides E, Kim C, Frampton C, Gearry RB, Eglinton T, Leong RW, de Boer NKH, Mulder CJJ, McCombie AM. Validation of the Inflammatory Bowel Disease Disability Index for Self-report and Development of an Item-reduced Version. Journal of Gastroenterology and Hepatology. PMID 30276858 DOI: 10.1111/Jgh.14496  0.375
2018 Selinger CP, Ochieng AO, George V, Leong RW. The Accuracy of Adherence Self-report Scales in Patients on Thiopurines for Inflammatory Bowel Disease: A Comparison With Drug Metabolite Levels and Medication Possession Ratios. Inflammatory Bowel Diseases. PMID 30265299 DOI: 10.1093/Ibd/Izy309  0.343
2018 Sanagapalli S, Ko Y, Kariyawasam V, Ng SC, Tang W, de Silva HJ, Chen M, Wu K, Aniwan S, Ng KK, Ong D, Ouyang Q, Hilmi I, Simadibrata M, Pisespongsa P, ... ... Leong RW, et al. The association between new generation oral contraceptive pill and the development of inflammatory bowel diseases. Intestinal Research. 16: 409-415. PMID 30090040 DOI: 10.5217/Ir.2018.16.3.409  0.421
2018 Liu F, Ma R, Tay CYA, Octavia S, Lan R, Chung HKL, Riordan SM, Grimm MC, Leong RW, Tanaka MM, Connor S, Zhang L. Genomic analysis of oral Campylobacter concisus strains identified a potential bacterial molecular marker associated with active Crohn's disease. Emerging Microbes & Infections. 7: 64. PMID 29636463 DOI: 10.1038/S41426-018-0065-6  0.306
2018 Wang L, Leong R. IDDF2018-ABS-0026 Persistence and adherence of anti-tumour necrosis factor (tnf) biologics for inflammatory bowel disease (ibd) in australia Gut. 67. DOI: 10.1136/Gutjnl-2018-Iddfbestabstracts.10  0.336
2018 Liu J, Kariyawasam V, Borody T, Katelaris P, Chan W, James C, McDonald C, Chapman G, Corte C, Selby W, Lemberg D, Lee C, Keshava A, Napoli J, Clancy R, ... Leong R, et al. IDDF2018-ABS-0034 High age-specific prevalence of inflammatory bowel disease amongst the elderly in the city of canada bay area, sydney: a metropolitan, population-based study Gut. 67. DOI: 10.1136/Gutjnl-2018-Iddfabstracts.76  0.373
2018 Chan WPW, Shim HH, Ng SC, Inglis C, Greveson K, Leong RW, Crohn's A. P326 Physicians’ recommendations for travel in patients with inflammatory bowel disease Journal of Crohns & Colitis. 12. DOI: 10.1093/Ecco-Jcc/Jjx180.453  0.429
2018 Chan WPW, Kim S, Ding JN, Kariyawasam, Leong RW. P140 Physician attitudes about the use of immunosuppressive therapy for inflammatory bowel disease in the elderly Journal of Crohns & Colitis. 12. DOI: 10.1093/Ecco-Jcc/Jjx180.267  0.381
2018 Paulides E, Kim C, Frampton C, Gearry RB, Eglinton T, Leong RW, Mulder CJ, McCombie A. Tu1709 - Validaton of the Inflammatory Bowel Disease Disability Index for Self-Report Gastroenterology. 154: S-996. DOI: 10.1016/S0016-5085(18)33335-3  0.369
2017 Danese S, Vermeire S, Hellstern P, Panaccione R, Rogler G, Fraser G, Kohn A, Desreumaux P, Leong RW, Comer GM, Cataldi F, Banerjee A, Maguire MK, Li C, Rath N, et al. Randomised trial and open-label extension study of an anti-interleukin-6 antibody in Crohn's disease (ANDANTE I and II). Gut. PMID 29247068 DOI: 10.1136/Gutjnl-2017-314562  0.321
2017 Toh JWT, Wang N, Young CJ, Rickard MJFX, Keshava A, Stewart P, Kariyawasam V, Leong R. Major Abdominal and Perianal Surgery in Crohn's Disease: Long-term Follow-up of Australian Patients With Crohn's Disease. Diseases of the Colon and Rectum. PMID 29215479 DOI: 10.1097/Dcr.0000000000000975  0.384
2017 Chan W, Chen A, Tiao D, Selinger C, Leong R. Medication adherence in inflammatory bowel disease. Intestinal Research. 15: 434-445. PMID 29142511 DOI: 10.5217/Ir.2017.15.4.434  0.337
2017 Mitrev N, Vande Casteele N, Seow CH, Andrews JM, Connor SJ, Moore GT, Barclay M, Begun J, Bryant R, Chan W, Corte C, Ghaly S, Lemberg DA, Kariyawasam V, Lewindon P, ... ... Leong RW, et al. Review article: consensus statements on therapeutic drug monitoring of anti-tumour necrosis factor therapy in inflammatory bowel diseases. Alimentary Pharmacology & Therapeutics. PMID 29027257 DOI: 10.1111/Apt.14368  0.395
2017 Lo B, Prosberg MV, Gluud LL, Chan W, Leong RW, van der List E, van der Have M, Sarter H, Gower-Rousseau C, Peyrin-Biroulet L, Vind I, Burisch J. Systematic review and meta-analysis: assessment of factors affecting disability in inflammatory bowel disease and the reliability of the inflammatory bowel disease disability index. Alimentary Pharmacology & Therapeutics. PMID 28994131 DOI: 10.1111/Apt.14373  0.451
2017 Xu L, Lochhead P, Ko Y, Claggett B, Leong RW, Ananthakrishnan AN. Systematic review with meta-analysis: breastfeeding and the risk of Crohn's disease and ulcerative colitis. Alimentary Pharmacology & Therapeutics. PMID 28892171 DOI: 10.1111/Apt.14291  0.415
2017 Chan W, Shim HH, Lim MS, Sawadjaan FLB, Isaac SP, Chuah SW, Leong R, Kong C. Symptoms of anxiety and depression are independently associated with inflammatory bowel disease-related disability. Digestive and Liver Disease : Official Journal of the Italian Society of Gastroenterology and the Italian Association For the Study of the Liver. PMID 28882540 DOI: 10.1016/J.Dld.2017.08.020  0.376
2017 Tiao DK, Chan W, Jeganathan J, Chan JT, Perry J, Selinger CP, Leong RW. Inflammatory Bowel Disease Pharmacist Adherence Counseling Improves Medication Adherence in Crohn's Disease and Ulcerative Colitis. Inflammatory Bowel Diseases. 23: 1257-1261. PMID 28719539 DOI: 10.1097/Mib.0000000000001194  0.359
2017 Mourad FH, Yau Y, Wasinger VC, Leong RW. Proteomics in Inflammatory Bowel Disease: Approach Using Animal Models. Digestive Diseases and Sciences. PMID 28717845 DOI: 10.1007/S10620-017-4673-0  0.379
2017 Laube R, Liu K, Schifter M, Yang JL, Suen MK, Leong RW. Oral and upper gastrointestinal Crohn's disease. Journal of Gastroenterology and Hepatology. PMID 28708248 DOI: 10.1111/Jgh.13866  0.438
2017 Liu K, Strasser SI, Koorey DJ, Leong RW, Solomon M, McCaughan GW. Interactions between primary sclerosing cholangitis and inflammatory bowel disease: implications in the adult liver transplant setting. Expert Review of Gastroenterology & Hepatology. PMID 28627935 DOI: 10.1080/17474124.2017.1343666  0.328
2017 Chang J, Leong RW, Wasinger V, Ip M, Yang M, Giang Phan T. Impaired Intestinal Permeability Contributes to Ongoing Bowel Symptoms in Patients With Inflammatory Bowel Disease and Mucosal Healing. Gastroenterology. PMID 28601482 DOI: 10.1053/J.Gastro.2017.05.056  0.382
2017 Jeganathan J, Lee CH, Rahme A, Tiao DK, Weston C, Dutt S, Magoffin A, Kwan V, Alswaifi A, Katelaris PH, Gaskin KJ, OʼLoughlin EV, Leong RW. Pediatric-to-adult Transition and Medication Adherence in Patients with Inflammatory Bowel Disease. Inflammatory Bowel Diseases. PMID 28498154 DOI: 10.1097/Mib.0000000000001114  0.39
2017 Mitrev N, Kariyawasam V, Leong RW. Editorial: infliximab trough cut-off for perianal Crohn's disease - another piece of the therapeutic drug monitoring-guided infliximab dosing puzzle. Alimentary Pharmacology & Therapeutics. 45: 1279-1280. PMID 28370040 DOI: 10.1111/Apt.14020  0.326
2017 Leong RW, Ooi M, Corte C, Yau Y, Kermeen M, Katelaris PH, McDonald C, Ngu M. Full-spectrum Endoscopy Improves Surveillance for Dysplasia in Patients With Inflammatory Bowel Diseases. Gastroenterology. PMID 28126349 DOI: 10.1053/J.Gastro.2017.01.008  0.417
2017 van der List E, Chen A, Leong R, Whiteley I, Rickard M, Chapman G, Katelaris P, McDonald C, Kwok A, Lee CH, Cowlishaw J, Park GJ, Corte C, Kariyawasam V. Disability in Surgical Inflammatory Bowel Disease Patients Clinical Gastroenterology and Hepatology. 15: 157-158. DOI: 10.1016/J.Cgh.2016.09.033  0.428
2016 Hamilton AL, Kamm MA, De Cruz P, Wright EK, Selvaraj F, Princen F, Gorelik A, Liew D, Lawrance IC, Andrews JM, Bampton PA, Sparrow MP, Florin TH, Gibson PR, Debinski H, ... ... Leong RW, et al. SEROLOGIC ANTIBODIES IN RELATION TO OUTCOME IN POST-OPERATIVE CROHN'S DISEASE. Journal of Gastroenterology and Hepatology. PMID 27976801 DOI: 10.1111/Jgh.13677  0.367
2016 Mitrev N, Leong RW. Therapeutic drug monitoring of anti-tumour necrosis factor-α agents in inflammatory bowel disease. Expert Opinion On Drug Safety. PMID 27922765 DOI: 10.1080/14740338.2017.1269169  0.322
2016 Liu K, Wang R, Kariyawasam V, Wells M, Strasser SI, McCaughan G, Corte C, Leong RW. Epidemiology and outcomes of primary sclerosing cholangitis with and without inflammatory bowel disease in an Australian cohort. Liver International : Official Journal of the International Association For the Study of the Liver. PMID 27891750 DOI: 10.1111/Liv.13328  0.385
2016 Toh JW, Stewart P, Rickard MJ, Leong R, Wang N, Young CJ. Indications and surgical options for small bowel, large bowel and perianal Crohn's disease. World Journal of Gastroenterology. 22: 8892-8904. PMID 27833380 DOI: 10.3748/Wjg.V22.I40.8892  0.328
2016 Leong RW, Alswaifi AO. Smoking cessation improves Crohn's disease outcomes regardless of the use of anti-TNF or immunomodulator. Evidence-Based Medicine. PMID 27402871 DOI: 10.1136/Ebmed-2016-110465  0.329
2016 Lee Y, McCombie A, Gearry R, Frizelle FA, Vanamala R, Leong RW, Eglinton T. Disability in restorative proctocolectomy recipients measured using the inflammatory bowel disease disability index. Journal of Crohn's & Colitis. PMID 27282401 DOI: 10.1093/Ecco-Jcc/Jjw114  0.43
2016 Chen JH, Andrews JM, Kariyawasam V, Moran N, Gounder P, Collins G, Walsh AJ, Connor S, Lee TW, Koh CE, Chang J, Paramsothy S, Tattersall S, Lemberg DA, Radford-Smith G, ... ... Leong RW, et al. Review article: acute severe ulcerative colitis - evidence-based consensus statements. Alimentary Pharmacology & Therapeutics. PMID 27226344 DOI: 10.1111/Apt.13670  0.322
2016 Leong RW, Mitrev N, Ko Y. Hygiene Hypothesis: Is the Evidence the Same All Over the World? Digestive Diseases (Basel, Switzerland). 34: 35-42. PMID 26982573 DOI: 10.1159/000442922  0.4
2016 Wong MC, Ching JY, Chiu HM, Wu KC, Rerknimitr R, Li J, Wu DC, Goh KL, Matsuda T, Kim HS, Leong R, Yeoh KG, Chong VH, Sollano JD, Ahmed F, et al. Risk of Colorectal Neoplasia in Individuals With Self-Reported Family History: A Prospective Colonoscopy Study from 16 Asia-Pacific Regions. The American Journal of Gastroenterology. PMID 26977757 DOI: 10.1038/Ajg.2016.52  0.4
2016 Chan PP, Wasinger VC, Leong RW. Current application of proteomics in biomarker discovery for inflammatory bowel disease. World Journal of Gastrointestinal Pathophysiology. 7: 27-37. PMID 26909226 DOI: 10.4291/Wjgp.V7.I1.27  0.344
2016 Soh A, Ong DEH, Hartono JL, Hamilton A, Gowans MA, Kyaw M, Ng S, Lust M, Leong R, Kamm M. ASSURANCE: a multi-centre practical and systematised approach to colorectal cancer surveillance in patients with inflammatory bowel disease Journal of Gastroenterology and Hepatology. 31. DOI: 10.1111/Jgh.13540  0.389
2016 Danese S, Vermeire S, Hellstern P, Panaccione R, Rogler G, Fraser G, Kohn A, Desreumaux P, Leong RW, Comer GM, Cataldi F, Banerjee A, Maguire MK, Li C, Rath N, et al. 764 Results of Andante, a Randomized Clinical Study With an Anti-IL6 Antibody (PF-04236921) in Subjects With Crohn's Disease Who Are Anti-TNF Inadequate Responders Gastroenterology. 150: S155. DOI: 10.1016/S0016-5085(16)30619-9  0.315
2016 De Cruz P, Kamm MA, Hamilton AL, Ritchie KJ, Gorelik A, Liew D, Lawrance I, Andrews JM, Bampton PA, Gibson PR, Sparrow M, Leong RW, Florin TH, Gearry RB, Radford-Smith GL, et al. 312 The First Validated Post-Operative Endoscopic Crohns Disease Index: The POCER Index. Identification of Key Endoscopic Prognostic Factors Gastroenterology. 150: S72. DOI: 10.1016/S0016-5085(16)30358-4  0.345
2015 Sandborn WJ, Colombel JF, Ghosh S, Sands BE, Dryden G, Hébuterne X, Leong RW, Bressler B, Ullman T, Lakatos PL, Reinisch W, Xu LA, Luo A. Eldelumab (anti-IP-10) induction therapy for ulcerative colitis: a randomised, placebo-controlled, phase 2b study. Journal of Crohn's & Colitis. PMID 26721935 DOI: 10.1093/Ecco-Jcc/Jjv224  0.315
2015 Chiu HM, Ching JY, Wu KC, Rerknimitr R, Li J, Wu DC, Goh KL, Matsuda T, Kim HS, Leong R, Yeoh KG, Chong VH, Sollano JD, Ahmed F, Menon J, et al. A Risk-scoring System Combined with a Fecal Immunochemical Test Is Effective in Screening High-risk Subjects for Early Colonoscopy to Detect Advanced Colorectal Neoplasms. Gastroenterology. PMID 26627608 DOI: 10.1053/J.Gastro.2015.11.042  0.409
2015 Kashkooli SB, Andrews JM, Roberts MB, Selinger CP, Leong RW. Inflammatory bowel disease-specific pregnancy knowledge of gastroenterologists against general practitioners and obstetricians. United European Gastroenterology Journal. 3: 462-70. PMID 26535125 DOI: 10.1177/2050640615580893  0.397
2015 Wanders LK, Kuiper T, Kiesslich R, Karstensen JG, Leong RW, Dekker E, Bisschops R. Limited applicability of chromoendoscopy-guided confocal laser endomicroscopy as daily-practice surveillance strategy in Crohn's disease. Gastrointestinal Endoscopy. PMID 26358329 DOI: 10.1016/J.Gie.2015.09.001  0.399
2015 De Cruz P, Kamm MA, Hamilton AL, Ritchie KJ, Krejany EO, Gorelik A, Liew D, Prideaux L, Lawrance IC, Andrews JM, Bampton PA, Jakobovits S, Florin TH, Gibson PR, Debinski H, ... ... Leong RW, et al. Efficacy of thiopurines and adalimumab in preventing Crohn's disease recurrence in high-risk patients - a POCER study analysis. Alimentary Pharmacology & Therapeutics. 42: 867-79. PMID 26314275 DOI: 10.1111/Apt.13353  0.418
2015 Moran NR, Webster B, Lee KM, Trotman J, Kwan YL, Napoli J, Leong RW. Epstein Barr virus-positive mucocutaneous ulcer of the colon associated Hodgkin lymphoma in Crohn's disease. World Journal of Gastroenterology : Wjg. 21: 6072-6. PMID 26019475 DOI: 10.3748/Wjg.V21.I19.6072  0.407
2015 Wright EK, Kamm MA, De Cruz P, Hamilton AL, Ritchie KJ, Krejany EO, Gorelik A, Liew D, Prideaux L, Lawrance IC, Andrews JM, Bampton PA, Sparrow MP, Florin TH, Gibson PR, ... ... Leong RW, et al. Effect of intestinal resection on quality of life in Crohn's disease. Journal of Crohn's & Colitis. 9: 452-62. PMID 25855073 DOI: 10.1093/Ecco-Jcc/Jjv058  0.344
2015 Ooi CJ, Hilmi I, Makharia GK, Gibson PR, Fock KM, Ahuja V, Ling KL, Lim WC, Thia KT, Wei SC, Leung WK, Koh PK, Gearry RB, Goh KL, Ouyang Q, ... ... Leong RW, et al. The Asia Pacific Consensus Statements on Crohn's Disease Part 2: Management. Journal of Gastroenterology and Hepatology. PMID 25819311 DOI: 10.1111/jgh.12958  0.61
2015 Ooi CJ, Hilmi I, Makharia GK, Gibson PR, Fock KM, Ahuja V, Ling KL, Lim WC, Thia KT, Wei SC, Leung WK, Koh PK, Gearry RB, Goh KL, Ouyang Q, ... ... Leong RW, et al. The Asia Pacific Consensus Statements on Crohn's Disease Part 1: definition, diagnosis and epidemiology. Journal of Gastroenterology and Hepatology. PMID 25819140 DOI: 10.1111/jgh.12956  0.625
2015 Ko Y, Kariyawasam V, Karnib M, Butcher R, Samuel D, Alrubaie A, Rahme N, McDonald C, Cowlishaw J, Katelaris P, Barr G, Jones B, Connor S, Paven G, Chapman G, ... ... Leong RW, et al. Inflammatory Bowel Disease Environmental Risk Factors: A Population-Based Case-Control Study of Middle Eastern Migration to Australia. Clinical Gastroenterology and Hepatology : the Official Clinical Practice Journal of the American Gastroenterological Association. PMID 25771246 DOI: 10.1016/J.Cgh.2015.02.045  0.428
2015 Ng SC, Tang W, Leong RW, Chen M, Ko Y, Studd C, Niewiadomski O, Bell S, Kamm MA, de Silva HJ, Kasturiratne A, Senanayake YU, Ooi CJ, Ling KL, Ong D, et al. Environmental risk factors in inflammatory bowel disease: a population-based case-control study in Asia-Pacific. Gut. 64: 1063-71. PMID 25217388 DOI: 10.1136/Gutjnl-2014-307410  0.517
2015 Hamilton AL, Kamm MA, Selvaraj F, Princen F, De Cruz P, Wright EK, Ritchie K, Krejany EO, Gorelik A, Liew D, Prideaux L, Lawrance IC, Andrews JM, Bampton PA, Sparrow M, ... ... Leong RW, et al. Sa1143 Need for Recurrent Resection and Complex Phenotype Are Associated With a Specific Antibody Signature in Crohn's Disease Patients Undergoing Resection; Smoking Is Not Associated With Prevalent Antibodies; Prognostic and Mechanistic Implications Gastroenterology. 148: S-238-S-239. DOI: 10.1016/S0016-5085(15)30783-6  0.424
2015 Hamilton AL, Kamm MA, Selvaraj F, Princen F, De Cruz P, Wright EK, Ritchie KJ, Krejany EO, Gorelik A, Liew D, Prideaux L, Lawrance IC, Andrews JM, Bampton PA, Sparrow M, ... ... Leong RW, et al. 597 Serological Antibodies for the Prediction of Post-Operative Recurrent Crohn's Disease Results From the POCER Study Gastroenterology. 148: S-116. DOI: 10.1016/S0016-5085(15)30400-5  0.323
2015 Chang J, Ip MH, Yang M, Wong B, Arshi M, Phan T, Leong RW. 306 Impaired Mucosal Permeability Underlies Ongoing Irritable Bowel Syndrome-Like Symptoms, in Patients With Inflammatory Bowel Disease Who Have Achieved Mucosal Healing Gastroenterology. 148: S-67. DOI: 10.1016/S0016-5085(15)30235-3  0.31
2015 Ooi M, Corte C, Leong RW. Su1652 Forward-Viewing Colonoscopy Versus Full-Spectrum Endoscopy (Fuse) for Dysplasia Detection With and Without Chromoendoscopy in Inflammatory Bowel Diseases: a Prospective, Randomized-Order, Crossover Tandem Surveillance Colonoscopy Study Gastrointestinal Endoscopy. 81: AB365. DOI: 10.1016/J.Gie.2015.03.1500  0.399
2015 Liu K, Wang R, Kariyawasam V, Lunney P, Wells M, Strasser S, McCaughan G, Corte C, Leong R. Case Control Cohort Study of Cancer Rates in Synchronous Primary Sclerosing Cholangitis and Inflammatory Bowel Disease Versus Patients With Inflammatory Bowel Disease Alone Clinical Gastroenterology and Hepatology. 13: e93. DOI: 10.1016/j.cgh.2015.04.088  0.329
2014 Wang R, Leong RW. Primary sclerosing cholangitis as an independent risk factor for colorectal cancer in the context of inflammatory bowel disease: a review of the literature. World Journal of Gastroenterology. 20: 8783-9. PMID 25083052 DOI: 10.3748/Wjg.V20.I27.8783  0.388
2014 Kariyawasam VC, Selinger CP, Katelaris PH, Jones DB, McDonald C, Barr G, Chapman G, Colliwshaw J, Lunney PC, Middleton K, Wang RR, Huang T, Andrews J, Leong RW. Early use of thiopurines or methotrexate reduces major abdominal and perianal surgery in Crohn's disease. Inflammatory Bowel Diseases. 20: 1382-90. PMID 24991785 DOI: 10.1097/Mib.0000000000000119  0.35
2014 Leong RW, Butcher RO, Picco MF. Implementation of image-enhanced endoscopy into solo and group practices for dysplasia detection in Crohn's disease and ulcerative colitis. Gastrointestinal Endoscopy Clinics of North America. 24: 419-25. PMID 24975532 DOI: 10.1016/J.Giec.2014.04.001  0.383
2014 Lee CH, Hsu P, Nanan B, Nanan R, Wong M, Gaskin KJ, Leong RW, Murchie R, Muise AM, Stormon MO. Novel de novo mutations of the interleukin-10 receptor gene lead to infantile onset inflammatory bowel disease. Journal of Crohn's & Colitis. 8: 1551-6. PMID 24813381 DOI: 10.1016/J.Crohns.2014.04.004  0.301
2014 Ko Y, Butcher R, Leong RW. Epidemiological studies of migration and environmental risk factors in the inflammatory bowel diseases. World Journal of Gastroenterology. 20: 1238-47. PMID 24574798 DOI: 10.3748/Wjg.V20.I5.1238  0.395
2014 Selinger CP, Kemp A, Leong RW. Persistence to oral 5-aminosalicylate therapy for inflammatory bowel disease in Australia. Expert Review of Gastroenterology & Hepatology. 8: 329-34. PMID 24490626 DOI: 10.1586/17474124.2014.882768  0.381
2014 Forbes GM, Sturm MJ, Leong RW, Sparrow MP, Segarajasingam D, Cummins AG, Phillips M, Herrmann RP. A phase 2 study of allogeneic mesenchymal stromal cells for luminal Crohn's disease refractory to biologic therapy. Clinical Gastroenterology and Hepatology : the Official Clinical Practice Journal of the American Gastroenterological Association. 12: 64-71. PMID 23872668 DOI: 10.1016/J.Cgh.2013.06.021  0.321
2014 Selinger CP, Andrews JM, Titman A, Norton I, Jones DB, McDonald C, Barr G, Selby W, Leong RW. Long-term follow-up reveals low incidence of colorectal cancer, but frequent need for resection, among Australian patients with inflammatory bowel disease. Clinical Gastroenterology and Hepatology : the Official Clinical Practice Journal of the American Gastroenterological Association. 12: 644-50. PMID 23707778 DOI: 10.1016/J.Cgh.2013.05.017  0.422
2014 Wright E, De Cruz P, Kamm M, Hamilton A, Ritchie K, Krejany E, Gorelik A, Liew D, Prideaux L, Lawrance I, Andrews J, Bampton P, Jakobovits S, Florin T, Gibson P, ... ... Leong R, et al. DOP086 Intestinal resection in Crohn's disease is associated with significant and durable improvement in health related quality of life although to a lesser extent in women and smokers. Results from the POCER study Journal of Crohn's and Colitis. 8: S56-S57. DOI: 10.1016/S1873-9946(14)60111-2  0.321
2014 Kamm M, De Cruz P, Wright E, Hamilton A, Ritchie K, Krejany E, Gorelik A, Liew D, Prideaux L, Lawrance I, Andrews J, Bampton P, Jakobovits S, Florin T, Gibson P, ... ... Leong R, et al. OP023 Optimising post-operative Crohn's disease management: Best drug therapy alone versus endoscopic monitoring, disease evolution, and faecal calprotectin monitoring. The POCER study Journal of Crohn's and Colitis. 8: S13. DOI: 10.1016/S1873-9946(14)60024-6  0.368
2014 Ng SC, Leong RW, Ko Y, Studd C, Niewiadomski O, Bell S, Kamm MA, De Silva H, Kasturiratne A, Senanayake YU, Ooi CJ, Ling K, Ong DE, Goh KL, Hilmi I, et al. Tu1164 Environmental Risk Factors in Inflammatory Bowel Disease in Asia-Pacific: A Population-Based Case-Control Study Gastroenterology. 146: S-771-S-772. DOI: 10.1016/S0016-5085(14)62785-2  0.378
2014 Wright EK, De Cruz P, Kamm MA, Hamilton AL, Ritchie KJ, Krejany S, Leach ST, Keenan JI, Gorelik A, Liew D, Prideaux L, Lawrance IC, Andrews JM, Bampton PA, Sparrow M, ... ... Leong RW, et al. 998 Faecal Calprotectin Is Superior to Faecal Lactoferrin and S100A12 As a Surrogate Marker for Post-Operative Crohn's Disease Endoscopic Recurrence. Prospective Longitudinal Endoscopic Validation. Results From the POCER Study Gastroenterology. 146: S-174. DOI: 10.1016/S0016-5085(14)60617-X  0.371
2013 Fazal MW, Doogue MP, Leong RW, Bampton PA, Andrews JM. Allopurinol use in pregnancy in three women with inflammatory bowel disease: safety and outcomes: a case series. Bmc Gastroenterology. 13: 172. PMID 24345189 DOI: 10.1186/1471-230X-13-172  0.367
2013 Selinger CP, Eaden J, Jones DB, Katelaris P, Chapman G, McDonald C, Smith P, Lal S, Leong RW, McLaughlin J, Robinson A. Modifiable factors associated with nonadherence to maintenance medication for inflammatory bowel disease. Inflammatory Bowel Diseases. 19: 2199-206. PMID 23899547 DOI: 10.1097/Mib.0B013E31829Ed8A6  0.383
2013 Selinger CP, Andrews J, Dent OF, Norton I, Jones B, McDonald C, Cowlishaw J, Barr G, Selby W, Leong RW. Cause-specific mortality and 30-year relative survival of Crohn's disease and ulcerative colitis. Inflammatory Bowel Diseases. 19: 1880-8. PMID 23765177 DOI: 10.1097/Mib.0B013E31829080A8  0.376
2013 Gearry RB, Leong RW. Inflammatory bowel disease in Asia: the start of the epidemic? Journal of Gastroenterology and Hepatology. 28: 899-900. PMID 23692574 DOI: 10.1111/Jgh.12218  0.431
2013 Ng SC, Tang W, Ching JY, Wong M, Chow CM, Hui AJ, Wong TC, Leung VK, Tsang SW, Yu HH, Li MF, Ng KK, Kamm MA, Studd C, Bell S, ... Leong R, et al. Incidence and phenotype of inflammatory bowel disease based on results from the Asia-pacific Crohn's and colitis epidemiology study. Gastroenterology. 145: 158-165.e2. PMID 23583432 DOI: 10.1053/J.Gastro.2013.04.007  0.549
2013 Yau Y, Leong RW, Zeng M, Wasinger VC. Proteomics and metabolomics in inflammatory bowel disease. Journal of Gastroenterology and Hepatology. 28: 1076-86. PMID 23489082 DOI: 10.1111/Jgh.12193  0.404
2013 Kariyawasam V, Huang T, Lunney P, Middleton K, Wang R, Selinger C, Katelaris P, Andrews J, Leong R. P652 Early treatment with immunomodulators is associated with change in the natural history of inflammatory bowel disease – multicentre longitudinal cohort study – Sydney, Australia Journal of Crohn's and Colitis. 7: S272. DOI: 10.1016/S1873-9946(13)60673-X  0.388
2013 Kariyawasam V, Lunney P, Huang T, Middleton K, Wang R, Selinger C, Katelaris P, Andrews J, Leong R. P631 Natural history of elderly onset inflammatory bowel disease – Sydney IBD Cohort (1942–2012) Journal of Crohn's and Colitis. 7: S264. DOI: 10.1016/S1873-9946(13)60652-2  0.4
2013 Lunney P, Kariyawasam V, Middleton K, Wang R, Huang T, Selinger C, Andrews J, Leong R. P614 Smoking prevalence and its effects on disease course and surgery in a cohort of inflammatory bowel disease patients from Sydney, Australia Journal of Crohn's and Colitis. 7: S257-S258. DOI: 10.1016/S1873-9946(13)60635-2  0.394
2013 Roberts M, Selinger C, Leong R, Andrews J. P586 Assessment of pregnancy-specific inflammatory bowel disease (IBD) knowledge, attitudes and experience in Australian obstetricians and gynaecologists (O&G) Journal of Crohn's and Colitis. 7: S245-S246. DOI: 10.1016/S1873-9946(13)60607-8  0.337
2013 Tandiari T, Eslick G, Leong R. P367 Thiopurine metabolites measurement more effective in guiding IBD management when done during disease flare as supposed to during remission Journal of Crohn's and Colitis. 7: S156. DOI: 10.1016/S1873-9946(13)60388-8  0.352
2013 Ko Y, Karnib M, Rahme N, Alrubaie A, McDonald C, Katelaris P, Jones DB, Samuel D, Leong RW. Mo1364 Inflammatory Bowel Disease Environmental Risk Factors: A Case-Control Study of the Middle Eastern Migrant Population Gastroenterology. 144. DOI: 10.1016/S0016-5085(13)62397-5  0.376
2013 Kariyawasam VC, Huang TD, Lunney PC, Middleton K, Wang RR, Selinger CP, Katelaris P, Andrews JM, Leong RW. Mo1314 Natural History of Elderly Onset Inflammatory Bowel Disease - Sydney IBD Cohort (1942-2012) Gastroenterology. 144: S-634-S-635. DOI: 10.1016/S0016-5085(13)62347-1  0.429
2013 Kashkooli S, Roberts MB, Selinger CP, Weston MJ, Andrews JM, Leong RW. Mo1279 Pregnancy-Related Inflammatory Bowel Disease Knowledge Amongst Obstetricians Is Significantly Lower Than Gastroenterologists Gastroenterology. 144: S-625. DOI: 10.1016/S0016-5085(13)62312-4  0.364
2013 Cruz PD, Kamm MA, Hamilton AL, Ritchie KJ, Krejany S, Gorelik A, Liew D, Prideaux L, Lawrance IC, Andrews JM, Bampton PA, Sparrow M, Florin TH, Gibson PR, Debinski H, ... ... Leong RW, et al. 925j Optimising post-operative Crohn's disease management: best drug therapy alone versus colonoscopic monitoring with treatment step-up. The POCER study. Gastroenterology. 144. DOI: 10.1016/S0016-5085(13)60588-0  0.325
2013 Kariyawasam VC, Lunney PC, Huang TD, Middleton K, Wang RR, Selinger CP, Katelaris P, Andrews JM, Leong RW. 39 Early Treatment With Immunomodulators Is Associated With Change in the Natural History of Inflammatory Bowel Disease - Multicentre Longitudinal Study -Sydney, Australia 1942-2012 Gastroenterology. 144: S-10. DOI: 10.1016/S0016-5085(13)60035-9  0.401
2013 Liu K, Mill J, Wong B, Selinger CP, Kariyawasam VC, Merrett N, Leong RW. 205 Intestinal Barrier Dysfunction Measured With Confocal Endomicroscopy in Macroscopically Normal Mucosa Can Predict Requirement for Treatment Escalation Gastrointestinal Endoscopy. 77: AB136. DOI: 10.1016/J.Gie.2013.04.042  0.356
2013 Wong B, Chen JY, Chung EY, Selinger CP, Kariyawasam VC, Merrett N, Leong RW. Mo1637 Confocal Endomicroscopy Identifies Intestinal Mucosal Barrier Dysfunction in Macroscopically-Normal Crohn's Disease and Ulcerative Colitis Gastrointestinal Endoscopy. 77: AB454. DOI: 10.1016/J.Gie.2013.03.385  0.405
2012 Koo JH, Leong RW, Ching J, Yeoh KG, Wu DC, Murdani A, Cai Q, Chiu HM, Chong VH, Rerknimitr R, Goh KL, Hilmi I, Byeon JS, Niaz SK, Siddique A, et al. Knowledge of, attitudes toward, and barriers to participation of colorectal cancer screening tests in the Asia-Pacific region: a multicenter study. Gastrointestinal Endoscopy. 76: 126-35. PMID 22726471 DOI: 10.1016/j.gie.2012.03.168  0.302
2012 Selinger CP, Leong RW. Mortality from inflammatory bowel diseases. Inflammatory Bowel Diseases. 18: 1566-72. PMID 22275300 DOI: 10.1002/Ibd.22871  0.333
2012 Corte C, Saxena P, Tattersall S, Selinger C, Leong RW. When to use biological agents in inflammatory bowel disease. Journal of Gastroenterology and Hepatology. 27: 1141-9. PMID 22188169 DOI: 10.1111/J.1440-1746.2011.07056.X  0.393
2012 Prideaux L, Kamm MA, De Cruz P, Williams J, Bell SJ, Connell WR, Brown SJ, Lust M, Desmond PV, Chan H, Chow DK, Wu JC, Leong RW, Sung JJ, Chan FK, et al. Comparison of clinical characteristics and management of inflammatory bowel disease in Hong Kong versus Melbourne. Journal of Gastroenterology and Hepatology. 27: 919-27. PMID 22098103 DOI: 10.1111/J.1440-1746.2011.06984.X  0.555
2012 Selinger C, Kinjo Y, McLaughlin J, Robinson A, Leong R. PMO-241 Conveying medication benefits to ulcerative colitis patients: what thresholds for adherence are applied? Gut. 61. DOI: 10.1136/Gutjnl-2012-302514B.241  0.308
2012 Selinger C, McLaughlin J, Eaden J, Leong R, Lal S. PMO-240 Better disease specific patient knowledge is associated with greater anxiety in inflammatory bowel disease patients Gut. 61: A172.2-A172. DOI: 10.1136/Gutjnl-2012-302514B.240  0.362
2012 Selinger C, McLaughlin J, Eaden J, Leong R, Lal S. PMO-239 Inflammatory bowel disease and pregnancy: lack of knowledge is associated with negative patient views Gut. 61: A172.1-A172. DOI: 10.1136/Gutjnl-2012-302514B.239  0.317
2012 De Cruz P, Kamm M, Hamilton A, Ritchie K, Gorelik A, Liew D, Prideaux L, Lawrance I, Andrews J, Bampton P, Sparrow M, Jakobovits S, Florin T, Gibson P, Debinski H, ... ... Leong R, et al. P342 Adalimumab prevents post-operative Crohn's disease recurrence and is superior to thiopurines: Early results from the prospective POCER study Journal of Crohn's and Colitis. 6: S146. DOI: 10.1016/S1873-9946(12)60361-4  0.366
2012 Selinger C, Eaden J, McLaughlin J, Leong R, Lal S. P089 Patients' knowledge of pregnancy-related issues in women with inflammatory bowel disease and validation of a novel assessment tool (‘CCPKnow’) Journal of Crohn's and Colitis. 6: S45-S46. DOI: 10.1016/S1873-9946(12)60109-3  0.353
2012 Selinger CP, Kemp A, Leong RW. Tu1223 Persistence to Oral Aminosalicylate Therapy for Inflammatory Bowel Disease in Australia Gastroenterology. 142: S-778. DOI: 10.1016/S0016-5085(12)63017-0  0.411
2012 Selinger CP, Eaden J, McLaughlin J, Leong RW, Lal S. Tu1222 Patients’ Knowledge of Pregnancy-Related Issues in Women With Inflammatory Bowel Disease and Validation of a Novel Assessment Tool (‘Ccpknow’) Gastroenterology. 142: S-778. DOI: 10.1016/S0016-5085(12)63016-9  0.331
2012 De Cruz P, Kamm MA, Hamilton AL, Ritchie KJ, Gorelik A, Liew D, Prideaux L, Lawrance IC, Andrews JM, Bampton PA, Sparrow M, Jakobovits S, Florin TH, Gibson PR, Debinski H, ... ... Leong RW, et al. Su2092 Clinical Risk Stratification Predicts Development of Endoscopic Recurrence After Crohn's Disease Surgery: Early Results From the POCER Study Gastroenterology. 142: S-568. DOI: 10.1016/S0016-5085(12)62180-5  0.337
2012 Selinger CP, Andrews JM, Dent O, Leong RW. Sa1243 Survival Over >20 Years in a Large Australian Metropolitan Cohort of Inflammatory Bowel Disease Patients: No Excess Overall Mortality Gastroenterology. 142: S-252. DOI: 10.1016/S0016-5085(12)60950-0  0.311
2012 De Cruz P, Kamm MA, Hamilton AL, Ritchie KJ, Gorelik A, Liew D, Prideaux L, Lawrance IC, Andrews JM, Bampton PA, Sparrow M, Jakobovits S, Florin TH, Gibson PR, Debinski H, ... ... Leong RW, et al. 1161 Adalimumab Prevents Post-Operative Crohn's Disease Recurrence, and is Superior to Thiopurines: Early Results From the POCER Study Gastroenterology. 142: S-212. DOI: 10.1016/S0016-5085(12)60794-X  0.356
2011 Selinger CP, Robinson A, Leong RW. Clinical impact and drivers of non-adherence to maintenance medication for inflammatory bowel disease. Expert Opinion On Drug Safety. 10: 863-70. PMID 21548837 DOI: 10.1517/14740338.2011.583915  0.382
2011 Yeoh KG, Ho KY, Chiu HM, Zhu F, Ching JY, Wu DC, Matsuda T, Byeon JS, Lee SK, Goh KL, Sollano J, Rerknimitr R, Leong R, Tsoi K, Lin JT, et al. The Asia-Pacific Colorectal Screening score: a validated tool that stratifies risk for colorectal advanced neoplasia in asymptomatic Asian subjects. Gut. 60: 1236-41. PMID 21402615 DOI: 10.1136/Gut.2010.221168  0.411
2011 Yau Y, Shin SS, Bustamante S, Pickford R, Leong RW, Wasinger VC. Tryptophan Metabolome Signature Differences in Inflammatory Bowel Diseases Gastroenterology. 140: S-840. DOI: 10.1016/S0016-5085(11)63487-2  0.421
2011 Uedo N, Ng EK, Wu D, Chiu H, Ho KY, Heng CV, Singh R, Leong RW, Morita Y, Imagawa A, Kachintorn U, Sung JJ. Tu1436 Learning Effect of Magnifying Narrow Band Imaging on Endoscopic Diagnosis of Gastric Intestinal Metaplasia: A Pilot Study of Asian-Pacific International Working Group Gastrointestinal Endoscopy. 73: AB409. DOI: 10.1016/J.Gie.2011.03.928  0.412
2010 Koo JH, Arasaratnam MM, Liu K, Redmond DM, Connor SJ, Sung JJ, Leong RW. Knowledge, perception and practices of colorectal cancer screening in an ethnically diverse population. Cancer Epidemiology. 34: 604-10. PMID 20580631 DOI: 10.1016/j.canep.2010.05.013  0.312
2010 Ooi CJ, Fock KM, Makharia GK, Goh KL, Ling KL, Hilmi I, Lim WC, Kelvin T, Gibson PR, Gearry RB, Ouyang Q, Sollano J, Manatsathit S, Rerknimitr R, Wei SC, ... ... Leong RW, et al. The Asia-Pacific consensus on ulcerative colitis. Journal of Gastroenterology and Hepatology. 25: 453-68. PMID 20370724 DOI: 10.1111/J.1440-1746.2010.06241.X  0.591
2010 Leong RW, Kamm MA, Hu PJ, Sung JJ. Inflammatory bowel disease in Asia. Journal of Gastroenterology and Hepatology. 25: 436-8. PMID 20370722 DOI: 10.1111/j.1440-1746.2010.06256.x  0.476
2009 Leong RW. Differences in peptic ulcer between the East and the West. Gastroenterology Clinics of North America. 38: 363-79. PMID 19446264 DOI: 10.1016/J.Gtc.2009.03.010  0.303
2009 Chow DK, Leong RW, Tsoi KK, Ng SS, Leung WK, Wu JC, Wong VW, Chan FK, Sung JJ. Long-term follow-up of ulcerative colitis in the Chinese population. The American Journal of Gastroenterology. 104: 647-54. PMID 19262521 DOI: 10.1038/ajg.2008.74  0.568
2009 Chow DK, Sung JJ, Tsoi KK, Wong VW, Wu JC, Leong RW, Chan FK. Predictors of corticosteroid-dependent and corticosteroid-refractory inflammatory bowel disease: analysis of a Chinese cohort study. Alimentary Pharmacology & Therapeutics. 29: 843-54. PMID 19154567 DOI: 10.1111/j.1365-2036.2009.03944.x  0.427
2009 Chow DK, Sung JJ, Wu JC, Tsoi KK, Leong RW, Chan FK. Upper gastrointestinal tract phenotype of Crohn's disease is associated with early surgery and further hospitalization. Inflammatory Bowel Diseases. 15: 551-7. PMID 19067420 DOI: 10.1002/ibd.20804  0.351
2009 Ooi CJ, Fock KM, Makharia GK, Goh KL, Ling KL, Hilmi I, Lim WC, Kelvin T, Gibson PR, Gearry RB, Ouyang Q, Sollano J, Manatsathit S, Rerknimitr R, Wei S, ... ... Leong RW, et al. The Asia-Pacific Consensus on Ulcerative Colitis: AP Consensus UC Journal of Gastroenterology and Hepatology. 25: 453-468. DOI: 10.1111/J.1440-1746.2009.06241.X  0.316
2009 Lawrance IC, Bampton PA, Sparrow M, Gearry RB, Leong RW, Andrews JM, Croft A, Radford-Smith GL, Florin TH. S1102 Serious Infective Complications in Anti-TNFα Treated Inflammatory Bowel Disease Patients Gastroenterology. 136: A-189. DOI: 10.1016/S0016-5085(09)60851-9  0.415
2008 Kwok A, Lam T, Katelaris P, Leong RW. Helicobacter pylori eradication therapy: indications, efficacy and safety. Expert Opinion On Drug Safety. 7: 271-81. PMID 18462185 DOI: 10.1517/14740338.7.3.271  0.333
2008 Chow DK, Leong RW, Lai LH, Wong GL, Leung WK, Chan FK, Sung JJ. Changes in Crohn's disease phenotype over time in the Chinese population: validation of the Montreal classification system. Inflammatory Bowel Diseases. 14: 536-41. PMID 18058793 DOI: 10.1002/ibd.20335  0.598
2007 Chow DK, Leong RW. The use of tacrolimus in the treatment of inflammatory bowel disease. Expert Opinion On Drug Safety. 6: 479-85. PMID 17877436 DOI: 10.1517/14740338.6.5.479  0.323
2007 Leong RW, Koo JH, Meredith CG, Clouston AD, Merrett ND. Confocal Endomicroscopy in the Evaluation of Celiac Disease-A Prospective Validation Study Gastrointestinal Endoscopy. 65: AB332. DOI: 10.1016/J.Gie.2007.03.829  0.355
2006 Leong RW, Lawrance IC, Chow DK, To KF, Lau JY, Wu J, Leung WK, Chan FK, Sung JJ. Association of intestinal granulomas with smoking, phenotype, and serology in Chinese patients with Crohn's disease. The American Journal of Gastroenterology. 101: 1024-9. PMID 16573779 DOI: 10.1111/J.1572-0241.2006.00503.X  0.402
2005 Lawrance IC, Hall A, Leong R, Pearce C, Murray K. A comparative study of goblet cell and pancreatic exocine autoantibodies combined with ASCA and pANCA in Chinese and Caucasian patients with IBD. Inflammatory Bowel Diseases. 11: 890-7. PMID 16189418 DOI: 10.1097/01.Mib.0000182872.76434.8C  0.346
2005 Hung LC, Ching JY, Sung JJ, To KF, Hui AJ, Wong VW, Leong RW, Chan HL, Wu JC, Leung WK, Lee YT, Chung SC, Chan FK. Long-term outcome of Helicobacter pylori-negative idiopathic bleeding ulcers: a prospective cohort study. Gastroenterology. 128: 1845-50. PMID 15940620 DOI: 10.1053/J.Gastro.2005.03.026  0.655
2004 Leong RW, Lawrance IC, Ching JY, Cheung CM, Fung SS, Ho JN, Philpott J, Wallace AR, Sung JJ. Knowledge, quality of life, and use of complementary and alternative medicine and therapies in inflammatory bowel disease: a comparison of Chinese and Caucasian patients. Digestive Diseases and Sciences. 49: 1672-6. PMID 15573925  0.467
2004 Lawrance IC, Murray K, Hall A, Sung JJ, Leong R. A prospective comparative study of ASCA and pANCA in Chinese and Caucasian IBD patients. The American Journal of Gastroenterology. 99: 2186-94. PMID 15555001 DOI: 10.1111/J.1572-0241.2004.40486.X  0.548
2004 Leong RW, Lau JY, Sung JJ. The epidemiology and phenotype of Crohn's disease in the Chinese population. Inflammatory Bowel Diseases. 10: 646-51. PMID 15472528  0.423
2004 Wu JC, Chan FK, Ching JY, Leung WK, Hui Y, Leong R, Chung SC, Sung JJ. Effect of Helicobacter pylori eradication on treatment of gastro-oesophageal reflux disease: a double blind, placebo controlled, randomised trial. Gut. 53: 174-9. PMID 14724146 DOI: 10.1136/Gut.2003.012641  0.358
2003 Lee YT, Walmsley RS, Leong RW, Sung JJ. Dieulafoy's lesion. Gastrointestinal Endoscopy. 58: 236-43. PMID 12872092 DOI: 10.1067/Mge.2003.328  0.513
2003 Leong RW, Armuzzi A, Ahmad T, Wong ML, Tse P, Jewell DP, Sung JJ. NOD2/CARD15 gene polymorphisms and Crohn's disease in the Chinese population. Alimentary Pharmacology & Therapeutics. 17: 1465-70. PMID 12823148  0.421
2003 Leong RW, Lee YT, Ching JY, Sung JJ. Quality of life in Chinese patients with inflammatory bowel disease: validation of the Chinese translation of the Inflammatory Bowel Disease Questionnaire. Alimentary Pharmacology & Therapeutics. 17: 711-8. PMID 12641521 DOI: 10.1016/S0016-5085(03)82570-2  0.668
2003 Leong RW, Lee CC, Ling TK, Leung WK, Sung JJ. Evaluation of the string test for the detection of Helicobacter pylori. World Journal of Gastroenterology. 9: 309-11. PMID 12532455  0.341
2003 Leong R. The epidemiology of inflammatory bowel disease in the Chinese population Gastroenterology. 124. DOI: 10.1016/S0016-5085(03)81046-6  0.4
2002 Sung JJ, Lee YT, Leong RW. EUS in portal hypertension. Gastrointestinal Endoscopy. 56: S35-43. PMID 12297747 DOI: 10.1016/S0016-5107(02)70084-9  0.525
2002 Leung WK, Hung LC, Kwok CK, Leong RW, Ng DK, Sung JJ. Follow up of serial urea breath test results in patients after consumption of antibiotics for non-gastric infections. World Journal of Gastroenterology : Wjg. 8: 703-6. PMID 12174382 DOI: 10.3748/Wjg.V8.I4.703  0.578
2002 Leong RW, Sung JJ. Review article: Helicobacter species and hepatobiliary diseases. Alimentary Pharmacology & Therapeutics. 16: 1037-45. PMID 12030944  0.345
2001 Leong RW, Chan FK, Sung JJ. Helicobacter pylori and nonsteroidal anti-inflammatory drugs. Approaching the end of the controversy in the new millennium, or room for more debate? Journal of Gastroenterology. 36: 731-9. PMID 11757744  0.364
2001 Leong RW, Lee YT, Leung WK, Sung JJ. Histologic findings after cyanoacrylate injection. Gastrointestinal Endoscopy. 54: 751. PMID 11726853 DOI: 10.1067/Mge.2001.117963  0.477
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