Jaap Valk - Publications

Affiliations: 
Neuroradiology Vrije Universiteit Amsterdam, Amsterdam, Netherlands 
Area:
neuroradiology and pediatric neuroradiology
Website:
https://www.mricentrum.nl/node/17

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Year Citation  Score
2013 Poretti A, Valk J, Huisman TA. A neuroimaging pattern-recognition approach in pediatric intracranial calcifications. Developmental Medicine and Child Neurology. 55: 7-8. PMID 23116169 DOI: 10.1111/j.1469-8749.2012.04439.x  0.92
2011 Valk J, van Vucht N, Pevenage P. MR Venographic Patterns in Chronic Intractable Headache. The Neuroradiology Journal. 24: 13-9. PMID 24059567  0.92
2005 Sie LT, Hart AA, van Hof J, de Groot L, Lems W, Lafeber HN, Valk J, van der Knaap MS. Predictive value of neonatal MRI with respect to late MRI findings and clinical outcome. A study in infants with periventricular densities on neonatal ultrasound. Neuropediatrics. 36: 78-89. PMID 15822020 DOI: 10.1055/s-2005-837574  1
2005 Verzijl HT, Valk J, de Vries R, Padberg GW. Radiologic evidence for absence of the facial nerve in Möbius syndrome. Neurology. 64: 849-55. PMID 15753421 DOI: 10.1212/01.WNL.0000152980.92436.D9  0.92
2003 Algra PR, Heitbrink MA, Valk J. [Brain abscess: a difficult diagnosis]. Nederlands Tijdschrift Voor Geneeskunde. 147: 2037-9. PMID 14587150  0.72
2002 van Wezel-Meijler G, van der Knaap MS, Huisman J, Jonkman EJ, Valk J, Lafeber HN. Dietary supplementation of long-chain polyunsaturated fatty acids in preterm infants: effects on cerebral maturation. Acta Paediatrica (Oslo, Norway : 1992). 91: 942-50. PMID 12412870 DOI: 10.1080/080352502760272632  1
2002 van der Knaap MS, Naidu S, Pouwels PJ, Bonavita S, van Coster R, Lagae L, Sperner J, Surtees R, Schiffmann R, Valk J. New syndrome characterized by hypomyelination with atrophy of the basal ganglia and cerebellum. Ajnr. American Journal of Neuroradiology. 23: 1466-74. PMID 12372733  1
2002 Zijlmans J, Booij J, Valk J, Lees A, Horstink M. Posttraumatic tremor without parkinsonism in a patient with complete contralateral loss of the nigrostriatal pathway. Movement Disorders : Official Journal of the Movement Disorder Society. 17: 1086-8. PMID 12360565 DOI: 10.1002/mds.10203  0.92
2001 Van der Meij AJ, Baart JA, Prahl-Andersen B, Valk J, Kostense PJ, Tuinzing DB. Bone volume after secondary bone grafting in unilateral and bilateral clefts determined by computed tomography scans. Oral Surgery, Oral Medicine, Oral Pathology, Oral Radiology, and Endodontics. 92: 136-41. PMID 11505258 DOI: 10.1067/moe.2001.115274  0.92
2001 Sie LTL, Rombouts SA, Valk IJ, Hart AA, Scheltens P, van der Knaap MS. Functional MRI of visual cortex in sedated 18 month-old infants with or without periventricular leukomalacia. Developmental Medicine and Child Neurology. 43: 486-90. PMID 11463181  1
2001 Anderson R, Balls M, Burke MD, Cummins M, Fehily D, Gray N, de Groot MG, Helin H, Hunt C, Jones D, Price D, Richert L, Ravid R, Shute D, Sladowski D, et al. The establishment of human research tissue banking in the UK and several western European countries. The report and recommendations of ECVAM Workshop 44. Alternatives to Laboratory Animals : Atla. 29: 125-34. PMID 11262758  0.56
2001 van der Knaap MS, Naidu S, Breiter SN, Blaser S, Stroink H, Springer S, Begeer JC, van Coster R, Barth PG, Thomas NH, Valk J, Powers JM. Alexander disease: diagnosis with MR imaging. Ajnr. American Journal of Neuroradiology. 22: 541-52. PMID 11237983  1
2001 Go ATJI, Bekker MN, Wagenvoort AM, Vandenbussche FPHA, Valk J, Van Vugt JMG. Prenatal diagnosis of foetal abnormalities; use of ultra-fast MRI to clarify suspect ultrasound findings | Prenatale diagnostiek van foetale afwijkingen; aanvulling met ultrasnelle MRI mogelijk bij onduidelijke echoscopische bevindingen Nederlands Tijdschrift Voor Geneeskunde. 145: 1932-1938.  0.92
2000 Wagenvoort AM, Bekker MN, Go AT, Vandenbussche FP, van Buchem MA, Valk J, van Vugt JM. Ultrafast scan magnetic resonance in prenatal diagnosis. Fetal Diagnosis and Therapy. 15: 364-72. PMID 11111219  0.92
2000 Barkhof F, Verrips A, Wesseling P, van Der Knaap MS, van Engelen BG, Gabreëls FJ, Keyser A, Wevers RA, Valk J. Cerebrotendinous xanthomatosis: the spectrum of imaging findings and the correlation with neuropathologic findings. Radiology. 217: 869-76. PMID 11110956 DOI: 10.1148/radiology.217.3.r00dc03869  1
2000 Rombouts SA, Barkhof F, Veltman DJ, Machielsen WC, Witter MP, Bierlaagh MA, Lazeron RH, Valk J, Scheltens P. Functional MR imaging in Alzheimer's disease during memory encoding. Ajnr. American Journal of Neuroradiology. 21: 1869-75. PMID 11110539  1
2000 Sie LT, Barkhof F, Lafeber HN, Valk J, van der Knaap MS. Value of fluid-attenuated inversion recovery sequences in early MRI of the brain in neonates with a perinatal hypoxic-ischemic encephalopathy. European Radiology. 10: 1594-601. PMID 11044931 DOI: 10.1007/s003300000482  1
2000 Sie LT, van der Knaap MS, Oosting J, de Vries LS, Lafeber HN, Valk J. MR patterns of hypoxic-ischemic brain damage after prenatal, perinatal or postnatal asphyxia. Neuropediatrics. 31: 128-36. PMID 10963099 DOI: 10.1055/s-2000-7496  1
2000 Sie LT, van der Knaap MS, van Wezel-Meijler G, Taets van Amerongen AH, Lafeber HN, Valk J. Early MR features of hypoxic-ischemic brain injury in neonates with periventricular densities on sonograms. Ajnr. American Journal of Neuroradiology. 21: 852-61. PMID 10815660  1
1999 Rombouts SA, Scheltens P, Machielson WC, Barkhof F, Hoogenraad FG, Veltman DJ, Valk J, Witter MP. Parametric fMRI analysis of visual encoding in the human medial temporal lobe. Hippocampus. 9: 637-43. PMID 10641756 DOI: 10.1002/(SICI)1098-1063(1999)9:6<637::AID-HIPO4>3.0.CO;2-V  1
1999 van Wezel-Meijler G, van der Knaap MS, Oosting J, Sie LT, de Groot L, Huisman J, Valk J, Lafeber HN. Predictive value of neonatal MRI as compared to ultrasound in premature infants with mild periventricular white matter changes. Neuropediatrics. 30: 231-8. PMID 10598833 DOI: 10.1055/s-2007-973496  1
1999 van der Knaap MS, Wevers RA, Struys EA, Verhoeven NM, Pouwels PJ, Engelke UF, Feikema W, Valk J, Jakobs C. Leukoencephalopathy associated with a disturbance in the metabolism of polyols. Annals of Neurology. 46: 925-8. PMID 10589548  1
1999 van der Knaap MS, Breiter SN, Naidu S, Hart AA, Valk J. Defining and categorizing leukoencephalopathies of unknown origin: MR imaging approach. Radiology. 213: 121-33. PMID 10540652 DOI: 10.1148/radiology.213.1.r99se01121  1
1999 Majoie CB, Hulsmans FJ, Castelijns JA, Sie LH, Walter A, Valk J, Albrecht KW. Primary nerve-sheath tumours of the trigeminal nerve: clinical and MRI findings. Neuroradiology. 41: 100-8. PMID 10090602 DOI: 10.1007/s002340050713  0.92
1999 Meiners LC, Valk J, Jansen GH, van Veelen CW. MR contribution in surgery of epilepsy. European Radiology. 9: 493-507. PMID 10087125 DOI: 10.1007/s003300050701  0.92
1999 Pijnenburg YAL, Valk J, Strijers RLM, Joost Jonkman E, Scheltens P. Dementia in an elderly patient associated with extreme dilatation of the perivascular space Alzheimer's Reports. 2: 137-141.  0.92
1999 Valk J, Van Der Knaap MS. Patterns of myelin breakdown European Radiology. 9.  0.76
1998 Majoie CB, Hulsmans FJ, Castelijns JA, Verbeeten B, Tiren D, van Beek EJ, Valk J, Bosch DA. Symptoms and signs related to the trigeminal nerve: diagnostic yield of MR imaging. Radiology. 209: 557-62. PMID 9807589 DOI: 10.1148/radiology.209.2.9807589  0.72
1998 Egeler-Peerdeman SM, Barkhof F, Walchenbach R, Valk J. Cine phase-contrast MR imaging in normal pressure hydrocephalus patients: relation to surgical outcome. Acta Neurochirurgica. Supplement. 71: 340-2. PMID 9779224  1
1998 van der Knaap MS, Kamphorst W, Barth PG, Kraaijeveld CL, Gut E, Valk J. Phenotypic variation in leukoencephalopathy with vanishing white matter. Neurology. 51: 540-7. PMID 9710032  1
1998 van Walderveen MA, Barkhof F, Tas MW, Polman C, Frequin ST, Hommes OR, Thompson AJ, Valk J. Patterns of brain magnetic resonance abnormalities on T2-weighted spin echo images in clinical subgroups of multiple sclerosis: a large cross-sectional study. European Neurology. 40: 91-8. PMID 9693238  1
1998 Rombouts SA, Lazeron RH, Scheltens P, Uitdehaag BM, Sprenger M, Valk J, Barkhof F. Visual activation patterns in patients with optic neuritis: an fMRI pilot study. Neurology. 50: 1896-9. PMID 9633756  1
1998 van Walderveen MA, Kamphorst W, Scheltens P, van Waesberghe JH, Ravid R, Valk J, Polman CH, Barkhof F. Histopathologic correlate of hypointense lesions on T1-weighted spin-echo MRI in multiple sclerosis. Neurology. 50: 1282-8. PMID 9595975  1
1998 Barkhof FJ, Elton M, Lindeboom J, Tas MW, Schmidt WF, Hommes OR, Polman CH, Kok A, Valk J. Functional correlates of callosal atrophy in relapsing-remitting multiple sclerosis patients. A preliminary MRI study. Journal of Neurology. 245: 153-8. PMID 9553845 DOI: 10.1007/s004150050196  0.8
1998 van der Knaap MS, Bakker HD, Valk J. MR imaging and proton spectroscopy in 3-hydroxy-3-methylglutaryl coenzyme A lyase deficiency. Ajnr. American Journal of Neuroradiology. 19: 378-82. PMID 9504498  1
1998 Rombouts SARB, Lazeron RHC, Barkhof F, Machielsen WCM, Witter MP, Sprenger M, Valk J, Scheltens P. Comparison of medial temporal lobe activation in young and elderly subjects and patients with Alzheimer's disease Neuroimage. 7: S520.  1
1998 Rombouts SARB, Barkhof F, Hoogenraad FGC, Machielsen WCM, Sprenger M, Valk J, Witter MP, Scheltens P. Activation in the hippocampal region increases as function of encoding load Neuroimage. 7: S814.  1
1998 Sie LTL, Rombouts SARB, Scheltens P, Valk J, Van Der Knaap MS. Functional MRI of the visual cortex in sedated children with periventricular echodensities Neuroimage. 7: S494.  1
1997 Barkhof F, Filippi M, Miller DH, Scheltens P, Campi A, Polman CH, Comi G, Adèr HJ, Losseff N, Valk J. Comparison of MRI criteria at first presentation to predict conversion to clinically definite multiple sclerosis. Brain : a Journal of Neurology. 120: 2059-69. PMID 9397021  1
1997 Rombouts SA, Barkhof F, Hoogenraad FG, Sprenger M, Valk J, Scheltens P. Test-retest analysis with functional MR of the activated area in the human visual cortex. Ajnr. American Journal of Neuroradiology. 18: 1317-22. PMID 9282862  1
1997 Majoie CB, Hulsmans FJ, Verbeeten B, Castelijns JA, van Beek EJ, Valk J, Bosch DA. Trigeminal neuralgia: comparison of two MR imaging techniques in the demonstration of neurovascular contact. Radiology. 204: 455-60. PMID 9240535 DOI: 10.1148/radiology.204.2.9240535  0.72
1997 van Spronsen PH, Koolstra JH, van Ginkel FC, Weijs WA, Valk J, Prahl-Andersen B. Relationships between the orientation and moment arms of the human jaw muscles and normal craniofacial morphology. European Journal of Orthodontics. 19: 313-28. PMID 9239960  0.92
1997 van der Knaap MS, Smit LM, Barth PG, Catsman-Berrevoets CE, Brouwer OF, Begeer JH, de Coo IF, Valk J. Magnetic resonance imaging in classification of congenital muscular dystrophies with brain abnormalities. Annals of Neurology. 42: 50-9. PMID 9225685 DOI: 10.1002/ana.410420110  1
1997 Sie LT, van der Knaap MS, van Wezel-Meijler G, Valk J. MRI assessment of myelination of motor and sensory pathways in the brain of preterm and term-born infants. Neuropediatrics. 28: 97-105. PMID 9208409 DOI: 10.1055/s-2007-973680  1
1997 Lycklama à Nijeholt GJ, Barkhof F, Scheltens P, Castelijns JA, Adèr H, van Waesberghe JH, Polman C, Jongen SJ, Valk J. MR of the spinal cord in multiple sclerosis: relation to clinical subtype and disability. Ajnr. American Journal of Neuroradiology. 18: 1041-8. PMID 9194431  1
1997 Barkhof F, Smeets M, van der Valk P, Tan KE, Hoogenraad F, Peeters J, Valk J. MR imaging in retinoblastoma. European Radiology. 7: 726-31. PMID 9166573 DOI: 10.1007/BF02742934  1
1997 Meiners LC, Valk J, van Gils PG, de Kort GA, Witkamp TD, Ramos LM, van Huffelen AC, van Veelen CW, Jansen GH, Wynne HJ, Mali WP. Assessment of the preferred plane and sequence in the depiction of mesial temporal sclerosis using magnetic resonance imaging. Investigative Radiology. 32: 268-76. PMID 9140746 DOI: 10.1097/00004424-199705000-00003  0.92
1997 Müller-Jensen A, Harvarik R, Valk J. Bilateral white matter lesions following severe meningococcal meningoencephalitis. Neuroradiology. 39: 23-4. PMID 9121643 DOI: 10.1007/s002340050360  0.92
1997 van der Knaap MS, Barth PG, Gabreëls FJ, Franzoni E, Begeer JH, Stroink H, Rotteveel JJ, Valk J. A new leukoencephalopathy with vanishing white matter. Neurology. 48: 845-55. PMID 9109866  1
1997 van Waesberghe JH, Castelijns JA, Scheltens P, Truyen L, Lycklana A Nijeholt GJ, Hoogenraad FG, Polman CH, Valk J, Barkhof F. Comparison of four potential MR parameters for severe tissue destruction in multiple sclerosis lesions. Magnetic Resonance Imaging. 15: 155-62. PMID 9106143 DOI: 10.1016/S0730-725X(96)00340-2  1
1997 Taphoorn MJ, Potman RA, Barkhof F, Weerts JG, Valk J, Karim AB, Heimans JJ. Quantitative computer-assisted analysis vs. visual estimation of MR imaging response of brain metastases to radiotherapy. Magnetic Resonance Imaging. 15: 99-106. PMID 9084030 DOI: 10.1016/S0730-725X(96)00024-0  1
1997 Truyen L, Barkhof F, Tas M, Van Walderveen MA, Frequin ST, Hommes OR, Nauta JJ, Polman CH, Valk J. Specific power calculations for magnetic resonance imaging (MRI) in monitoring active relapsing-remitting multiple sclerosis (MS): implications for phase II therapeutic trials. Multiple Sclerosis (Houndmills, Basingstoke, England). 2: 283-90. PMID 9065919  1
1997 Rombouts SARB, Barkhof F, Uitdehaag BMJ, Polman CH, Valk J, Scheltens P. FMRI of the visual cortex: A pilot study in patients with optic neuritis using monocular stimulation Neuroimage. 5: S311.  1
1996 Truyen L, Barkhof F, Frequin ST, Polman CH, Tobi H, Hommes OR, Valk J. Magnetic resonance imaging of epilepsy in multiple sclerosis: a case control study. Implications for treatment trials with 4-aminopyridine. Multiple Sclerosis (Houndmills, Basingstoke, England). 1: 213-7. PMID 9345437  1
1996 Rombouts SA, Barkhof F, Sprenger M, Valk J, Scheltens P. The functional basis of ocular dominance: functional MRI (fMRI) findings. Neuroscience Letters. 221: 1-4. PMID 9014166  1
1996 van der Knaap MS, Jakobs C, Valk J. Magnetic resonance imaging in lactic acidosis. Journal of Inherited Metabolic Disease. 19: 535-47. PMID 8884577  1
1996 Lycklama à Nijeholt GJ, Barkhof F, Castelijns JA, van Waesberghe JH, Valk J, Jongen PJ, Hommes OR. Comparison of two MR sequences for the detection of multiple sclerosis lesions in the spinal cord. Ajnr. American Journal of Neuroradiology. 17: 1533-8. PMID 8883653  1
1996 Bergman AJ, Van der Knaap MS, Smeitink JA, Duran M, Dorland L, Valk J, Poll-The BT. Magnetic resonance imaging and spectroscopy of the brain in propionic acidemia: clinical and biochemical considerations. Pediatric Research. 40: 404-9. PMID 8865276 DOI: 10.1203/00006450-199609000-00007  1
1996 van der Knaap MS, Barth PG, Vrensen GF, Valk J. Histopathology of an infantile-onset spongiform leukoencephalopathy with a discrepantly mild clinical course. Acta Neuropathologica. 92: 206-12. PMID 8841668  1
1996 van der Knaap MS, van Wezel-Meijler G, Barth PG, Barkhof F, Adèr HJ, Valk J. Normal gyration and sulcation in preterm and term neonates: appearance on MR images. Radiology. 200: 389-96. PMID 8685331 DOI: 10.1148/radiology.200.2.8685331  1
1996 Post JC, van Rossum AC, Hofman MB, Valk J, Visser CA. Three-dimensional respiratory-gated MR angiography of coronary arteries: comparison with conventional coronary angiography. Ajr. American Journal of Roentgenology. 166: 1399-404. PMID 8633453 DOI: 10.2214/ajr.166.6.8633453  0.92
1996 Valk J, Van Der Knaap MS. Selective vulnerability in toxic encephalopathies and metabolic disorders Rivista Di Neuroradiologia. 9: 749-760.  0.8
1996 Van Der Knaap MS, Valk J. Progress in MR pattern recognition of unclassified white matter disorders Rivista Di Neuroradiologia. 9: 789-794.  0.8
1995 van der Knaap MS, Valk J, Barth PG, Smit LM, van Engelen BG, Tortori Donati P. Leukoencephalopathy with swelling in children and adolescents: MRI patterns and differential diagnosis. Neuroradiology. 37: 679-86. PMID 8748906  1
1995 Rademakers RP, van der Knaap MS, Verbeeten B, Barth PG, Valk J. Central cortico-subcortical involvement: a distinct pattern of brain damage caused by perinatal and postnatal asphyxia in term infants. Journal of Computer Assisted Tomography. 19: 256-63. PMID 7890852  1
1995 Barth PG, Blennow G, Lenard HG, Begeer JH, van der Kley JM, Hanefeld F, Peters AC, Valk J. The syndrome of autosomal recessive pontocerebellar hypoplasia, microcephaly, and extrapyramidal dyskinesia (pontocerebellar hypoplasia type 2): compiled data from 10 pedigrees. Neurology. 45: 311-7. PMID 7854532  0.92
1995 Tas MW, Barkhol F, van Walderveen MA, Polman CH, Hommes OR, Valk J. The effect of gadolinium on the sensitivity and specificity of MR in the initial diagnosis of multiple sclerosis. Ajnr. American Journal of Neuroradiology. 16: 259-64. PMID 7726070  0.8
1995 Binkhuysen FH, Ottes FP, Valk J, de Vries C, Algra PR. Remote expert consultation for MRI procedures by means of teleradiology. European Journal of Radiology. 19: 147-50. PMID 7713090 DOI: 10.1016/0720-048X(94)00573-U  0.92
1995 van der Knaap MS, Barth PG, Stroink H, van Nieuwenhuizen O, Arts WF, Hoogenraad F, Valk J. Leukoencephalopathy with swelling and a discrepantly mild clinical course in eight children. Annals of Neurology. 37: 324-34. PMID 7695231 DOI: 10.1002/ana.410370308  1
1995 van Walderveen MA, Barkhof F, Hommes OR, Polman CH, Tobi H, Frequin ST, Valk J. Correlating MRI and clinical disease activity in multiple sclerosis: relevance of hypointense lesions on short-TR/short-TE (T1-weighted) spin-echo images. Neurology. 45: 1684-90. PMID 7675227  1
1995 Baratti C, Barkhof F, Hoogenraad F, Valk J. Partially saturated fluid attenuated inversion recovery (FLAIR) sequences in multiple sclerosis: comparison with fully relaxed FLAIR and conventional spin-echo. Magnetic Resonance Imaging. 13: 513-21. PMID 7674846 DOI: 10.1016/0730-725X(95)00009-6  1
1995 Post JC, van Rossum AC, Hofman MB, Valk J, Visser CA. Protocol for two-dimensional magnetic resonance coronary angiography studied in three-dimensional magnetic resonance data sets. American Heart Journal. 130: 167-73. PMID 7611108 DOI: 10.1016/0002-8703(95)90252-X  0.92
1995 Keijer JT, van Rossum AC, van Eenige MJ, Karreman AJ, Hofman MB, Valk J, Visser CA. Semiquantitation of regional myocardial blood flow in normal human subjects by first-pass magnetic resonance imaging. American Heart Journal. 130: 893-901. PMID 7572601 DOI: 10.1016/0002-8703(95)90092-6  0.92
1995 van den Berg M, van der Knaap MS, Boers GH, Stehouwer CD, Rauwerda JA, Valk J. Hyperhomocysteinaemia; with reference to its neuroradiological aspects. Neuroradiology. 37: 403-11. PMID 7477843  1
1994 van Walderveen MA, Tas MW, Barkhof F, Polman CH, Frequin ST, Hommes OR, Valk J. Magnetic resonance evaluation of disease activity during pregnancy in multiple sclerosis. Neurology. 44: 327-9. PMID 8309584  1
1994 Barkhof F, Kouwenhoven M, Scheltens P, Sprenger M, Algra P, Valk J. Phase-contrast cine MR imaging of normal aqueductal CSF flow. Effect of aging and relation to CSF void on modulus MR. Acta Radiologica (Stockholm, Sweden : 1987). 35: 123-30. PMID 8172735  1
1994 Tan TP, Algra PR, Valk J, Wolters EC. Toxic leukoencephalopathy after inhalation of poisoned heroin: MR findings. Ajnr. American Journal of Neuroradiology. 15: 175-8. PMID 8141052  0.92
1994 Meiners LC, van Gils A, Jansen GH, de Kort G, Witkamp TD, Ramos LM, Valk J, Debets RM, van Huffelen AC, van Veelen CW. Temporal lobe epilepsy: the various MR appearances of histologically proven mesial temporal sclerosis. Ajnr. American Journal of Neuroradiology. 15: 1547-55. PMID 7985576  0.92
1994 Barkhof F, Tas MW, Frequin ST, Scheltens P, Hommes OR, Nauta JJ, Valk J. Limited duration of the effect of methylprednisolone on changes on MRI in multiple sclerosis. Neuroradiology. 36: 382-7. PMID 7936181  1
1994 van der Meij AJ, Baart JA, Prahl-Andersen B, Valk J, Kostense PJ, Tuinzing DB. Computed tomography in evaluation of early secondary bone grafting. International Journal of Oral and Maxillofacial Surgery. 23: 132-6. PMID 7930764 DOI: 10.1016/S0901-5027(05)80286-3  0.92
1994 Zijlstra EJ, Taphoorn MJ, Barkhof F, Hoogenraad FG, Heimans JJ, Valk J. Radiotherapy response of cerebral metastases quantified by serial MR imaging. Journal of Neuro-Oncology. 21: 171-6. PMID 7861193 DOI: 10.1007/BF01052901  1
1994 Valk J, van der Knaap MS. The significance of MRI in myelin disorders Magma: Magnetic Resonance Materials in Physics, Biology, and Medicine. 2: 191-201. DOI: 10.1007/BF01705240  0.72
1993 Hofman MB, Kouwenhoven M, Sprenger M, van Rossum AC, Valk J, Westerhof N. Nontriggered magnetic resonance velocity measurement of the time-average of pulsatile velocity. Magnetic Resonance in Medicine. 29: 648-55. PMID 8505901  0.92
1993 Tas MW, Barkhof F, Algra PR, Valk J, Hommes OR. [Cerebral magnetic resonance tomography in multiple sclerosis]. Nederlands Tijdschrift Voor Geneeskunde. 137: 896-902. PMID 8492832  1
1993 Valk J, Algra PR, Hazenberg CJ, Slooff WB, Svaland MG. A double-blind, comparative study of gadodiamide injection and gadopentetate dimeglumine in MRI of the central nervous system. Neuroradiology. 35: 173-7. PMID 8459913 DOI: 10.1007/BF00588486  0.92
1993 Scheltens P, Barkhof F, Leys D, Pruvo JP, Nauta JJ, Vermersch P, Steinling M, Valk J. A semiquantative rating scale for the assessment of signal hyperintensities on magnetic resonance imaging. Journal of the Neurological Sciences. 114: 7-12. PMID 8433101 DOI: 10.1016/0022-510X(93)90041-V  1
1993 Barth PG, Hoffmann GF, Jaeken J, Wanders RJ, Duran M, Jansen GA, Jakobs C, Lehnert W, Hanefeld F, Valk J. L-2-hydroxyglutaric acidaemia: clinical and biochemical findings in 12 patients and preliminary report on L-2-hydroxyacid dehydrogenase. Journal of Inherited Metabolic Disease. 16: 753-61. PMID 8412018  0.52
1993 van Rossum AC, Galjee MA, Doesburg T, Hofman M, Valk J. The role of magnetic resonance in the evaluation of functional results after CABG/PTCA. International Journal of Cardiac Imaging. 9: 59-69. PMID 8409545 DOI: 10.1007/BF01143147  0.92
1993 van der Knaap MS, Smit LS, Nauta JJ, Lafeber HN, Valk J. Cortical laminar abnormalities--occurrence and clinical significance. Neuropediatrics. 24: 143-8. PMID 8355819 DOI: 10.1055/s-2008-1071532  1
1993 Torreman M, Smit LM, van der Valk P, Valk J, Scheltens P. A case of macrocephaly, hydrocephalus, megacerebellum, white matter abnormalities and Rosenthal fibres. Developmental Medicine and Child Neurology. 35: 732-6. PMID 8335162  0.92
1993 Tzika AA, Ball WS, Vigneron DB, Dunn RS, Kirks DR, Zimmerman RA, Valk J, Wang Z. Clinical proton MR spectroscopy of neurodegenerative disease in childhood American Journal of Neuroradiology. 14: 1267-1284. PMID 8279320  0.92
1993 van der Knaap MS, Valk J, Jansen GH, Kappelle LJ, van Nieuwenhuizen O. Mycotic encephalitis: predilection for grey matter. Neuroradiology. 35: 567-72. PMID 8278032 DOI: 10.1007/BF00588394  1
1993 Koetsveld-Baart JC, Glaudemans-van Gelderen IE, Valk J, Barth PG. [Pelizaeus-Merzbacher disease]. Nederlands Tijdschrift Voor Geneeskunde. 137: 2494-8. PMID 8272126  0.92
1992 Barth PG, Hoffmann GF, Jaeken J, Lehnert W, Hanefeld F, van Gennip AH, Duran M, Valk J, Schutgens RB, Trefz FK. L-2-hydroxyglutaric acidemia: a novel inherited neurometabolic disease. Annals of Neurology. 32: 66-71. PMID 1642474 DOI: 10.1002/ana.410320111  0.92
1992 Barkhof F, Valk J, Hommes OR, Scheltens P, Nauta JJ. Gadopentetate dimeglumine enhancement of multiple sclerosis lesions on long TR spin-echo images at 0.6 T. Ajnr. American Journal of Neuroradiology. 13: 1257-9. PMID 1636547  1
1992 Scheltens P, Barkhof F, Valk J, Algra PR, van der Hoop RG, Nauta J, Wolters EC. White matter lesions on magnetic resonance imaging in clinically diagnosed Alzheimer's disease. Evidence for heterogeneity. Brain : a Journal of Neurology. 115: 735-48. PMID 1628199  1
1992 Edzes HT, Teerlink T, van der Knaap MS, Valk J. Analysis of phospholipids in brain tissue by 31P NMR at different compositions of the solvent system chloroform-methanol-water. Magnetic Resonance in Medicine. 26: 46-59. PMID 1625566 DOI: 10.1002/mrm.1910260106  1
1992 van Spronsen PH, Weijs WA, Valk J, Prahl-Andersen B, van Ginkel FC. A comparison of jaw muscle cross-sections of long-face and normal adults. Journal of Dental Research. 71: 1279-85. PMID 1613176  0.92
1992 Barkhof F, Valk J, Hommes OR, Scheltens P. Meningeal Gd-DTPA enhancement in multiple sclerosis. Ajnr. American Journal of Neuroradiology. 13: 397-400. PMID 1595484  1
1992 Algra PR, Heimans JJ, Valk J, Nauta JJ, Lachniet M, Van Kooten B. Do metastases in vertebrae begin in the body or the pedicles? Imaging study in 45 patients. Ajr. American Journal of Roentgenology. 158: 1275-9. PMID 1590123 DOI: 10.2214/ajr.158.6.1590123  0.92
1992 van der Knaap MS, van der Grond J, Luyten PR, den Hollander JA, Nauta JJ, Valk J. 1H and 31P magnetic resonance spectroscopy of the brain in degenerative cerebral disorders. Annals of Neurology. 31: 202-11. PMID 1575459 DOI: 10.1002/ana.410310211  1
1992 Enting RH, Portegies P, Algra PR, Valk J, Lange JM. [Progressive multifocal leukoencephalopathy in AIDS]. Nederlands Tijdschrift Voor Geneeskunde. 136: 521-6. PMID 1552955  0.92
1992 van Rossum AC, Visser FC, Hofman MB, Galjee MA, Westerhof N, Valk J. Global left ventricular perfusion: noninvasive measurement with cine MR imaging and phase velocity mapping of coronary venous outflow. Radiology. 182: 685-91. PMID 1535881 DOI: 10.1148/radiology.182.3.1535881  0.92
1992 van der Knaap MS, Bakker CJ, Faber JA, Valk J, Mali WP, Willemse J, Gooskens RH. Comparison of skull circumference and linear measurements with CSF volume MR measurements in hydrocephalus. Journal of Computer Assisted Tomography. 16: 737-43. PMID 1522266  1
1992 Van Engelen BGM, Leyten QH, Bernsen PLJA, Gabreels FJM, Barkhof F, Joosten EMG, Hamel BCJ, Ter Laak HJ, Ruijs MBM, Cruysberg JRM, Valk J. Familial adult-onset muscular dystrophy with leukoencephalopathy Annals of Neurology. 32: 577-580. PMID 1456743 DOI: 10.1002/ana.410320415  1
1992 Algra PR, Postma T, Van Groeningen CJ, Van der Valk P, Bloem JL, Valk J. MR imaging of skeletal metastases from medulloblastoma. Skeletal Radiology. 21: 425-30. PMID 1439892 DOI: 10.1007/BF00190984  0.92
1992 Scheltens P, Leys D, Barkhof F, Huglo D, Weinstein HC, Vermersch P, Kuiper M, Steinling M, Wolters EC, Valk J. Atrophy of medial temporal lobes on MRI in "probable" Alzheimer's disease and normal ageing: diagnostic value and neuropsychological correlates. Journal of Neurology, Neurosurgery, and Psychiatry. 55: 967-72. PMID 1431963 DOI: 10.1136/jnnp.55.10.967  1
1992 Barkhof F, Scheltens P, Frequin ST, Nauta JJ, Tas MW, Valk J, Hommes OR. Relapsing-remitting multiple sclerosis: sequential enhanced MR imaging vs clinical findings in determining disease activity. Ajr. American Journal of Roentgenology. 159: 1041-7. PMID 1414773 DOI: 10.2214/ajr.159.5.1414773  1
1992 Barkhof F, Frequin ST, Hommes OR, Lamers K, Scheltens P, van Geel WJ, Valk J. A correlative triad of gadolinium-DTPA MRI, EDSS, and CSF-MBP in relapsing multiple sclerosis patients treated with high-dose intravenous methylprednisolone. Neurology. 42: 63-7. PMID 1370864  1
1992 Valk J, van der Knaap MS. Toxic encephalopathy. Ajnr. American Journal of Neuroradiology. 13: 747-60. PMID 1348902  1
1992 Scheltens P, Leys D, Barkhof F, Weinstein HC, Wolters EC, Valk J. 6. Atrophy of the medial temporal lobes as early marker in Alzheimer's disease: a MRI study Clinical Neurology and Neurosurgery. 94: 82.  1
1991 Valk J, van der Knaap MS. White matter disorders. Current Opinion in Neurology and Neurosurgery. 4: 843-51. PMID 10146206  1
1991 van den Brekel MW, Castelijns JA, Stel HV, Luth WJ, Valk J, van der Waal I, Snow GB. Occult metastatic neck disease: detection with US and US-guided fine-needle aspiration cytology. Radiology. 180: 457-61. PMID 2068312 DOI: 10.1148/radiology.180.2.2068312  0.92
1991 Van Rossum AC, Sprenger M, Visser FC, Peels KH, Valk J, Roos JP. An in vivo validation of quantitative blood flow imaging in arteries and veins using magnetic resonance phase-shift techniques. European Heart Journal. 12: 117-26. PMID 2044544  0.92
1991 van den Brekel MW, Castelijns JA, Croll GA, Stel HV, Valk J, van der Waal I, Golding RP, Meyer CJ, Snow GB. Magnetic resonance imaging vs palpation of cervical lymph node metastasis. Archives of Otolaryngology--Head & Neck Surgery. 117: 663-73. PMID 2036191 DOI: 10.1001/archotol.1991.01870180102020  0.92
1991 Barkhof F, Scheltens P, Valk J, Waalewijn C, Uitdehaag BM, Polman CH. Serial quantitative MR assessment of optic neuritis in a case of neuromyelitis optica, using Gadolinium- "enhanced" STIR imaging. Neuroradiology. 33: 70-1. PMID 2027451 DOI: 10.1007/BF00593340  1
1991 van der Knaap MS, Valk J. The MR spectrum of peroxisomal disorders. Neuroradiology. 33: 30-7. PMID 2027442 DOI: 10.1007/BF00593330  1
1991 Colon EJ, Breukers S, Janson S, Jonkman JGJ, Scheltens P, Hazenberg Lindeboom GJJ, Valk J, Wolters EC. Asymmetrical ″temporal″ Pick's disease ?[11] Journal of Neurology Neurosurgery and Psychiatry. 54: 757-758. PMID 1940957  0.92
1991 Algra PR, Bloem JL, Valk J. Disappearance of the basivertebral vein: a new MR imaging sign of bone marrow disease. Ajr. American Journal of Roentgenology. 157: 1129-30. PMID 1927807 DOI: 10.2214/ajr.157.5.1927807  0.92
1991 de Rijk-van Andel JF, van der Knaap MS, Valk J, Arts WF. Neuroimaging in lissencephaly type I. Neuroradiology. 33: 230-3. PMID 1881540 DOI: 10.1007/BF00588223  1
1991 Barkhof F, Hommes OR, Scheltens P, Valk J. Quantitative MRI changes in gadolinium-DTPA enhancement after high-dose intravenous methylprednisolone in multiple sclerosis. Neurology. 41: 1219-22. PMID 1866009  1
1991 Azimullah PC, Smit LM, Rietveld-Knol E, Valk J. Malformations of the spinal cord in 53 patients with spina bifida studied by magnetic resonance imaging. Child's Nervous System : Chns : Official Journal of the International Society For Pediatric Neurosurgery. 7: 63-6. PMID 1863931 DOI: 10.1007/BF00247858  0.92
1991 van der Knaap MS, Valk J, de Neeling N, Nauta JJ. Pattern recognition in magnetic resonance imaging of white matter disorders in children and young adults. Neuroradiology. 33: 478-93. PMID 1780048  1
1991 Hoffmann GF, Trefz FK, Barth PG, Böhles HJ, Lehnert W, Christensen E, Valk J, Rating D, Bremer HJ. Macrocephaly: an important indication for organic acid analysis. Journal of Inherited Metabolic Disease. 14: 329-32. PMID 1770785 DOI: 10.1007/BF01811695  0.92
1991 van Spronsen PH, Weijs WA, Valk J, Prahl-Andersen B, van Ginkel FC. Relationships between jaw muscle cross-sections and craniofacial morphology in normal adults, studied with magnetic resonance imaging. European Journal of Orthodontics. 13: 351-61. PMID 1748181 DOI: 10.1093/ejo/13.5.351  0.92
1991 van der Knaap MS, Valk J, Bakker CJ, Schooneveld M, Faber JA, Willemse J, Gooskens RH. Myelination as an expression of the functional maturity of the brain. Developmental Medicine and Child Neurology. 33: 849-57. PMID 1743407  1
1991 Portegies P, Algra PR, Hollak CE, Prins JM, Reiss P, Valk J, Lange JM. Response to cytarabine in progressive multifocal leucoencephalopathy in AIDS. Lancet (London, England). 337: 680-1. PMID 1672025 DOI: 10.1016/0140-6736(91)92504-U  0.92
1991 Edzes HT, Teerlink T, Valk J. Phospholipid identification in tissue extracts by two-dimensional 31P1H NMR spectroscopy with isotropic proton mixing Journal of Magnetic Resonance (1969). 95: 387-395. DOI: 10.1016/0022-2364(91)90228-L  0.92
1991 Heimans JJ, Taphoorn MJB, Algra P, Valk J. Imaging of brain metastases: CT-scan versus MRI Clinical Neurology and Neurosurgery. 93: 174-175.  0.92
1991 Scheltens P, Barkhof F, Kamphorst W, Weinstein HC, Wolters EC, Valk J. White matter lesions on MRI in older individuals: Alzheimer's disease? Clinical Neurology and Neurosurgery. 93: 356-357.  1
1991 van der Knaap MS, Valk J. Selective brain damage in perinatal hypoxia-ischemia Clinical Neurology and Neurosurgery. 93: 349.  0.76
1990 van den Brekel MW, Castelijns JA, Stel HV, Valk J, Croll GA, Golding RP, Luth WJ, Meyer CJ, Snow GB. Detection and characterization of metastatic cervical adenopathy by MR imaging: comparison of different MR techniques. Journal of Computer Assisted Tomography. 14: 581-9. PMID 2370357  0.92
1990 van der Knaap MS, Valk J. MR imaging of the various stages of normal myelination during the first year of life. Neuroradiology. 31: 459-70. PMID 2352626 DOI: 10.1007/BF00340123  1
1990 Scheltens P, Barkhof F, Valk J, Wolters EC. [Vascular dementia]. Nederlands Tijdschrift Voor Geneeskunde. 134: 1018-9. PMID 2348894  1
1990 Van Rossum AC, Visser FC, Van Eenige MJ, Sprenger M, Valk J, Verheugt FW, Roos JP. Value of gadolinium-diethylene-triamine pentaacetic acid dynamics in magnetic resonance imaging of acute myocardial infarction with occluded and reperfused coronary arteries after thrombolysis. The American Journal of Cardiology. 65: 845-51. PMID 2321534 DOI: 10.1016/0002-9149(90)91425-6  0.92
1990 Castelijns JA, Golding RP, van Schaik C, Valk J, Snow GB. MR findings of cartilage invasion by laryngeal cancer: value in predicting outcome of radiation therapy. Radiology. 174: 669-73. PMID 2305047 DOI: 10.1148/radiology.174.3.2305047  0.92
1990 Scheltens P, Hazenberg GJ, Lindeboom J, Valk J, Wolters EC. A case of progressive aphasia without dementia: "temporal" Pick's disease? Journal of Neurology, Neurosurgery, and Psychiatry. 53: 79-80. PMID 2303835  0.92
1990 Schoenmaker RT, Valk J. Infarction of the cervical spinal cord after exertion: a case report. European Journal of Radiology. 11: 224-6. PMID 2265636 DOI: 10.1016/0720-048X(90)90063-H  0.92
1990 Koolstra JH, van Eijden TM, van Spronsen PH, Weijs WA, Valk J. Computer-assisted estimation of lines of action of human masticatory muscles reconstructed in vivo by means of magnetic resonance imaging of parallel sections. Archives of Oral Biology. 35: 549-56. PMID 2222257 DOI: 10.1016/0003-9969(90)90086-P  0.92
1990 van den Brekel MW, Stel HV, Castelijns JA, Nauta JJ, van der Waal I, Valk J, Meyer CJ, Snow GB. Cervical lymph node metastasis: assessment of radiologic criteria. Radiology. 177: 379-84. PMID 2217772 DOI: 10.1148/radiology.177.2.2217772  0.92
1990 van der Knaap MS, van der Grond J, van Rijen PC, Faber JA, Valk J, Willemse K. Age-dependent changes in localized proton and phosphorus MR spectroscopy of the brain. Radiology. 176: 509-15. PMID 2164237 DOI: 10.1148/radiology.176.2.2164237  1
1990 Algra PR, Scheltens P, Barkhof F, Valk J. Intracranial ganglioglioma: MR imaging. Ajr. American Journal of Roentgenology. 155: 899-900. PMID 2119137 DOI: 10.2214/ajr.155.4.2119137  1
1990 Algra PR, Barkhof F, Valk J. Prediction of neurodevelopmental outcome in the preterm infant: MR imaging versus US. Radiology. 177: 885-6. PMID 2078226 DOI: 10.1148/radiology.177.3.2078226  1
1989 Kerstens HC, Golding RP, Valk J, van der Kwast WA. Magnetic resonance imaging of partial temporomandibular joint disc displacement. Journal of Oral and Maxillofacial Surgery : Official Journal of the American Association of Oral and Maxillofacial Surgeons. 47: 25-9. PMID 2911054 DOI: 10.1016/0278-2391(89)90119-5  0.92
1989 van Zanten TE, Statius van Eps LW, Golding RP, Valk J, Stratius van Eps LW. Imaging the bone marrow with magnetic resonance during a crisis and in chronic forms of sickle cell disease. Clinical Radiology. 40: 486-9. PMID 2791459 DOI: 10.1016/S0009-9260(89)80255-7  0.92
1989 Castelijns JA, Kaiser MC, Valk J, Golding RP, van Hattum AH, Snow GB. [Diagnosis of laryngeal carcinoma using proton spin resonance tomography]. Nederlands Tijdschrift Voor Geneeskunde. 133: 1268-73. PMID 2755526  0.92
1989 van der Knaap MS, Valk J. [Nuclear resonance tomography of the central nervous system; a good use of the possibilities]. Nederlands Tijdschrift Voor Geneeskunde. 133: 2433-8. PMID 2687705  1
1989 Koelman JH, De Visser M, Kuster JA, Dreissen JJ, Valk J, Koster PA. Intramedullary spinal cord metastasis following a slowly progressive course. Journal of Neurology, Neurosurgery, and Psychiatry. 52: 1451-2. PMID 2614459  0.92
1989 Uitdehaag BM, Polman CH, Valk J, Koetsier JC, Lucas CJ. Magnetic resonance imaging studies in multiple sclerosis twins. Journal of Neurology, Neurosurgery, and Psychiatry. 52: 1417-9. PMID 2614439  0.76
1989 Barth PG, Derix MM, de Krom MC, Valk J, Theunissen PM. Schilder's diffuse sclerosis: case study with three years' follow-up and neuro-imaging. Neuropediatrics. 20: 230-3. PMID 2608169 DOI: 10.1055/s-2008-1071299  0.92
1989 van Spronsen PH, Weijs WA, Valk J, Prahl-Andersen B, van Ginkel FC. Comparison of jaw-muscle bite-force cross-sections obtained by means of magnetic resonance imaging and high-resolution CT scanning. Journal of Dental Research. 68: 1765-70. PMID 2600258  0.92
1989 Taphoorn MJ, Heimans JJ, Kaiser MC, de Slegte RG, Crezee FC, Valk J. Imaging of brain metastases. Comparison of computerized tomography (CT) and magnetic resonance imaging (MRI). Neuroradiology. 31: 391-5. PMID 2594181 DOI: 10.1007/BF00343862  0.92
1989 Golding RP, van Zanten TE, Valk J. Treatment of soft tissue sarcomas. Diagnostic imaging. Cancer Treatment and Research. 44: 23-37. PMID 2577159  0.92
1989 Scheltens P, Burger CW, Valk J, Bertelsmann FW. Anterolateral lumbar meningocele presenting as an ovarian cyst, in a patient with neurofibromatosis. Clinical Neurology and Neurosurgery. 91: 351-4. PMID 2555098 DOI: 10.1016/0303-8467(89)90014-0  0.92
1989 van der Knaap MS, Valk J. MR of adrenoleukodystrophy: histopathologic correlations. Ajnr. American Journal of Neuroradiology. 10: S12-4. PMID 2505549  1
1989 van der Knaap MS, Valk J. The reflection of histology in MR imaging of Pelizaeus-Merzbacher disease. Ajnr. American Journal of Neuroradiology. 10: 99-103. PMID 2492735  1
1989 Boiten J, Lodder J, Limburg M, Hijdra A, Krul JMJ, van Gijn J, Ackerstaff RGA, Eikelboom BC, Theodorides T, Vermeulen FEE, Ferrari MD, Gijsman HJ, Jansen J, Go A, Bomhof MAM, ... ... Valk J, et al. Scientific Meeting of Netherlands Society of Neurology Held in Amersfoort, 9th and 10th December 1988 Clinical Neurology and Neurosurgery. 91: 185-192.  1
1989 Polman CH, UitdeHaag BMJ, Valk J, Koetsier JC, Lucas CJ. Magnetic resonance in multiple sclerosis twins Recent Advances in Multiple Sclerosis Therapy: Proceedings of the Vth Congress of the European Committee For Treatment and Research in Multiple Sclerosis (Ectrims). Ics863. 259-262.  0.4
1988 Van Rossum AC, Visser FC, Sprenger M, Van Eenige MJ, Valk J, Roos JP. Evaluation of magnetic resonance imaging for determination of left ventricular ejection fraction and comparison with angiography. The American Journal of Cardiology. 62: 628-33. PMID 3414556  0.72
1988 Castelijns JA, Gerritsen GJ, Kaiser MC, Valk J, van Zanten TE, Golding RG, Meyer CJ, van Hattum LH, Sprenger M, Bezemer PD. Invasion of laryngeal cartilage by cancer: comparison of CT and MR imaging. Radiology. 167: 199-206. PMID 3347723 DOI: 10.1148/radiology.167.1.3347723  0.92
1988 Barkhof F, Valk J. "Top of the basilar" syndrome: a comparison of clinical and MR findings. Neuroradiology. 30: 293-8. PMID 3173670 DOI: 10.1007/BF00328178  1
1988 van der Knaap MS, Valk J. Classification of congenital abnormalities of the CNS. Ajnr. American Journal of Neuroradiology. 9: 315-26. PMID 3128080  1
1988 de Voogt HJ, vd Weijer EP, van Zanten TE, Golding RP, Valk J. Comparison of transrectal ultrasonography and magnetic resonance imaging for diagnosis of prostatic cancer. Progress in Clinical and Biological Research. 269: 69-70. PMID 2455914  0.6
1987 Castelijns JA, Kaiser MC, Valk J, Gerritsen GJ, van Hattum AH, Snow GB. MR imaging of laryngeal cancer. Journal of Computer Assisted Tomography. 11: 134-40. PMID 3805400  0.92
1987 Castelijns JA, Gerritsen GJ, Kaiser MC, Valk J, Jansen W, Meyer CJ, Snow GB. MRI of normal or cancerous laryngeal cartilages: histopathologic correlation. The Laryngoscope. 97: 1085-93. PMID 3626735  0.92
1987 Bruyn RP, van der Veen JP, Donker AJ, Valk J, Wolters EC. Sneddon's syndrome. Case report and literature review. Journal of the Neurological Sciences. 79: 243-53. PMID 3612175  0.72
1987 Barth PG, Gerver J, Valk J. Porencephaly and schizencephaly in adopted infants. Frequency ascertainment in a risk group. Clinical Neurology and Neurosurgery. 89: 17-22. PMID 3568516 DOI: 10.1016/S0303-8467(87)80070-7  0.44
1987 Valk J, De Slegte RG, Crezee FC, Hazenberg GJ, Thjaha SI. Gadolinium-DTPA in magnetic resonance imaging of the brain. Neurosurgical Review. 10: 87-92. PMID 3448513  0.52
1987 Kaiser MC, Valk J, De Slegte RG, Crezée F, Sperber M. [Magnetic resonance imaging of the spine]. Annales De Chirurgie. 41: 543-50. PMID 3426119  0.72
1987 Valk J, Crezée FC, de Slegte RG, Hazenberg GJ, Wolbers J, Bach-Gansmo T. Iohexol 300 mg I/ml versus Iopamidol 300 mg I/ml for cervical myelography double blind trial. Neuroradiology. 29: 202-5. PMID 3295584  0.52
1987 Valk J, de Slegte RG, Crezee FC, Hazenberg GJ, Thjaha SI, Nauta JJ. Contrast enhanced magnetic resonance imaging of the brain using gadolinium-DTPA. Acta Radiologica (Stockholm, Sweden : 1987). 28: 659-65. PMID 2962597  0.92
1986 de Vries N, Versluis RJ, Valk J, Snow GB. Facial nerve paralysis following embolization for severe epistaxis (case report and review of the literature). The Journal of Laryngology and Otology. 100: 207-10. PMID 3950486  0.92
1986 Kaiser MC, Valk J, De Slegte RG, Crezée F, Sperber M. [Magnetic resonance imaging of the spine]. Annales De Radiologie. 29: 567-74. PMID 3827140  0.72
1986 Gerritsen GJ, Valk J, van Velzen DJ, Snow GB. Computed tomography: a mandatory investigational procedure for the T-staging of advanced laryngeal cancer. Clinical Otolaryngology and Allied Sciences. 11: 307-16. PMID 3780017  0.92
1986 Polman CH, Gijsbers CJ, Heimans JJ, Ponssen H, Valk J. Rapid spontaneous resolution of an acute subdural hematoma. Neurosurgery. 19: 446-8. PMID 3762894  0.76
1986 Polman CH, Koetsier JC, Valk J, Wolters EC. Multiple sclerosis: incorporation of results of laboratory techniques in the diagnosis. Clinical Neurology and Neurosurgery. 88: 144-5. PMID 3757386 DOI: 10.1016/S0303-8467(86)80012-9  0.76
1986 De Slegte RG, Valk J, Kaiser MC. Sonography of the postoperative brain: a report on 2 years of experience. Neuroradiology. 28: 591-8. PMID 3540717 DOI: 10.1007/BF00344107  0.72
1986 Valk J, Hazenberg GJ, van Duijn H, Crezee F, Olislagers-De Slegte R. Iohexol 240 mgr I/ml and metrizamide 240 mgr I/ml in lumbar myelography. Report from a randomized double blind study. Diagnostic Imaging in Clinical Medicine. 55: 114-20. PMID 3522040  0.52
1986 Kaiser MC, De Slegte RG, Crezée FC, Valk J. Anterior cervical meningoceles in neurofibromatosis. Ajnr. American Journal of Neuroradiology. 7: 1105. PMID 3098079  0.72
1986 Sutherland RE, Kaiser MC, de Slegte RG, Valk J. Carotid aneurysm formation due to focal exogenous arteritis documented by serial angiography. RöFo : Fortschritte Auf Dem Gebiete Der RöNtgenstrahlen Und Der Nuklearmedizin. 145: 478-80. PMID 3022354 DOI: 10.1055/s-2008-1048976  0.72
1986 Treu EB, de Slegte RG, Golding RP, Sperber M, van Zanten TE, Valk J. CT findings in paravertebral synovial sarcoma. Journal of Computer Assisted Tomography. 10: 460-2. PMID 3009567  0.6
1985 Gerritsen GJ, Valk J, van Velzen D, Snow GB. [Computerized tomographic studies of larynx carcinoma]. Nederlands Tijdschrift Voor Geneeskunde. 129: 2018-23. PMID 4069268  0.92
1985 Heimans JJ, Valk J, Lohman AH. Angiographic anatomy of the anterior inferior cerebellar artery. Advances in Anatomy, Embryology, and Cell Biology. 92: 1-91. PMID 3872017  0.76
1984 Barth PG, Valk J, Olislagers-De Slegte R. Central cortico-subcortical pattern on CT in cerebral palsy. Its relevance to asphyxia. Journal of Neuroradiology. Journal De Neuroradiologie. 11: 65-71. PMID 6726355  0.44
1984 Smit LM, Barth PG, Valk J, Njiokiktjien C. Familial porencephalic white matter disease in two generations. Brain & Development. 6: 54-8. PMID 6428250  0.44
1983 Heimans JJ, Lohman AHM, Valk J, Drift JHAVD. Cerebellopontine angle tumours and the anterior inferior cerebellar artery Clinical Neurology and Neurosurgery. 85: 131.  0.72
1982 Barth PG, Oosterkamp RF, Boen-Tan TN, Valk J. [The Aicardi syndrome]. Tijdschrift Voor Kindergeneeskunde. 50: 52-4. PMID 6812238  0.44
1981 Smit LM, Barth PG, Stam FC, Valk J. Congenital multiple angiomatosis with brain involvement. Child's Brain. 8: 461-7. PMID 7307644  0.44
1981 Barth PG, Njiokiktjien C, Valk J. [Brain atrophy as an artifact in ACTH administration]. Tijdschrift Voor Kindergeneeskunde. 49: 74-7. PMID 6267731  0.44
1980 Lindhout D, Barth PG, Valk J, Boen-Tan TN. The Joubert syndrome associated with bilateral chorioretinal coloboma. European Journal of Pediatrics. 134: 173-6. PMID 7439204 DOI: 10.1007/BF01846041  0.44
1980 Barth PG, Vlasveld L, Valk J. Unilateral delayed opercularization in a case of Sotos' syndrome (Cerebral Gigantism). Neuroradiology. 20: 49-52. PMID 7422120 DOI: 10.1007/BF00346862  0.44
1980 Njiokiktjien CJ, Valk J, Ponssen H. Subdural hygroma: results of treatment by ventriculo-abdominal shunt. Child's Brain. 7: 285-302. PMID 7226982  0.56
1977 Barth PG, Valk J, Kalsbeek GL, Blom A. Organoid nevus syndrome (linear nevus sebaceus of Jadassohn): clinical and radiological study of a case. NeuropäDiatrie. 8: 418-28. PMID 579439 DOI: 10.1055/s-0028-1091537  0.44
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