Kip A. Ludwig, Doctorate - Publications

Affiliations: 
National Institute of Neurological Disorders and Stroke National Institutes of Health, Bethesda, MD 
Area:
Brain Computer Interface, Brain Machine Interface, Neural Engineering, Electrodes, BMI, BCI, Neuroprosthetic, Neuromodulation

41/148 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 Suminski AJ, Rajala AZ, Birn RM, Mueller EM, Malone ME, Ness JP, Filla C, Brunner K, McMillan AB, Poore SO, Williams JC, Murali D, Brzeczkowski A, Hurley SA, Dingle AM, ... ... Ludwig KA, et al. Vagus nerve stimulation in the non-human primate: implantation methodology, characterization of nerve anatomy, target engagement and experimental applications. Bioelectronic Medicine. 9: 9. PMID 37118841 DOI: 10.1186/s42234-023-00111-8  0.443
2023 Verma N, Knudsen BE, Gholston A, Skubal AC, Blanz SL, Settell ML, Frank J, Trevathan JK, Ludwig KA. Microneurography as a minimally invasive method to assess target engagement during neuromodulation. Journal of Neural Engineering. PMID 36898148 DOI: 10.1088/1741-2552/acc35c  0.343
2023 Blanz SL, Musselman ED, Settell ML, Knudsen BE, Nicolai EN, Trevathan JK, Verner RS, Begnaud J, Skubal AC, Suminski AJ, Williams JC, Shoffstall AJ, Grill WM, Pelot NA, Ludwig KA. Spatially selective stimulation of the pig vagus nerve to modulate target effect versus side effect. Journal of Neural Engineering. PMID 36649655 DOI: 10.1088/1741-2552/acb3fd  0.517
2021 Verma N, Graham RD, Mudge J, Trevathan JK, Franke M, Shoffstall AJ, Williams J, Dalrymple AN, Fisher LE, Weber DJ, Lempka SF, Ludwig KA. Augmented Transcutaneous Stimulation Using an Injectable Electrode: A Computational Study. Frontiers in Bioengineering and Biotechnology. 9: 796042. PMID 34988068 DOI: 10.3389/fbioe.2021.796042  0.514
2021 Settell ML, Skubal AC, Chen RCH, Kasole M, Knudsen BE, Nicolai EN, Huang C, Zhou C, Trevathan JK, Upadhye A, Kolluru C, Shoffstall AJ, Williams JC, Suminski AJ, Grill WM, ... ... Ludwig KA, et al. Visualization of Pig Vagus Nerve "Vagotopy" Using Ultrasound. Frontiers in Neuroscience. 15: 676680. PMID 34899151 DOI: 10.3389/fnins.2021.676680  0.487
2021 Settell ML, Pelot NA, Knudsen BE, Dingle AM, McConico AL, Nicolai EN, Trevathan JK, Ezzell JA, Ross EK, Gustafson KJ, Shoffstall AJ, Williams JC, Zeng W, Poore SO, Populin LC, ... ... Ludwig KA, et al. Corrigendum: Functional vagotopy in the cervical vagus nerve of the domestic pig: implications for the study of vagus nerve stimulation (202017 026022). Journal of Neural Engineering. 18. PMID 34096889 DOI: 10.1088/1741-2552/ac01ff  0.402
2021 Datta-Chaudhuri T, Zanos T, Chang EH, Olofsson PS, Bickel S, Bouton C, Grande D, Rieth L, Aranow C, Bloom O, Mehta AD, Civillico G, Stevens MM, Głowacki E, Bettinger C, ... ... Ludwig K, et al. The Fourth Bioelectronic Medicine Summit "Technology Targeting Molecular Mechanisms": current progress, challenges, and charting the future. Bioelectronic Medicine. 7: 7. PMID 34024277 DOI: 10.1186/s42234-021-00068-6  0.532
2021 Verma N, Mudge JD, Kasole M, Chen RC, Blanz SL, Trevathan JK, Lovett EG, Williams JC, Ludwig KA. Auricular Vagus Neuromodulation-A Systematic Review on Quality of Evidence and Clinical Effects. Frontiers in Neuroscience. 15: 664740. PMID 33994937 DOI: 10.3389/fnins.2021.664740  0.498
2021 Purcell EK, Becker MF, Guo Y, Hara SA, Ludwig KA, McKinney CJ, Monroe EM, Rechenberg R, Rusinek CA, Saxena A, Siegenthaler JR, Sortwell CE, Thompson CH, Trevathan JK, Witt S, et al. Next-Generation Diamond Electrodes for Neurochemical Sensing: Challenges and Opportunities. Micromachines. 12. PMID 33530395 DOI: 10.3390/mi12020128  0.667
2020 Trevathan JK, Asp AJ, Nicolai EN, Trevathan J, Kremer NA, Kozai TDY, Cheng D, Schachter M, Nassi JJ, Otte SL, Parker JG, Lujan JL, Ludwig K. Calcium imaging in freely-moving mice during electrical stimulation of deep brain structures. Journal of Neural Engineering. PMID 32916665 DOI: 10.1088/1741-2552/Abb7A4  0.387
2020 Stieger KC, Eles JR, Ludwig KA, Kozai TDY. In vivo microstimulation with cathodic and anodic asymmetric waveforms modulates spatiotemporal calcium dynamics in cortical neuropil and pyramidal neurons of male mice. Journal of Neuroscience Research. PMID 32592267 DOI: 10.1002/Jnr.24676  0.335
2020 Nicolai EN, Settell M, Knudsen BE, McConico AL, Gosink BA, Trevathan JK, Baumgart IW, Ross EK, Pelot NA, Grill WM, Gustafson KJ, Shoffstall AJ, Williams JC, Ludwig K. Sources of off-target effects of vagus nerve stimulation using the helical clinical lead in domestic pigs. Journal of Neural Engineering. PMID 32554888 DOI: 10.1088/1741-2552/Ab9Db8  0.522
2020 Cheng KP, Brodnick SK, Blanz SL, Zeng W, Kegel J, Pisaniello JA, Ness JP, Ross E, Nicolai EN, Settell ML, Trevathan JK, Poore SO, Suminski AJ, Williams JC, Ludwig KA. Clinically-derived vagus nerve stimulation enhances cerebrospinal fluid penetrance. Brain Stimulation. 13: 1024-1030. PMID 32388045 DOI: 10.1016/J.Brs.2020.03.012  0.499
2020 Settell M, Pelot NA, Knudsen BE, Dingle AM, McConico AL, Nicolai EN, Trevathan JK, Ezzell JA, Ross EK, Gustafson KJ, Shoffstall A, Williams JC, Zeng W, Poore SO, Populin LC, ... ... Ludwig K, et al. Functional vagotopy in the cervical vagus nerve of the domestic pig: Implications for the study of vagus nerve stimulation. Journal of Neural Engineering. PMID 32108590 DOI: 10.1088/1741-2552/Ab7Ad4  0.472
2020 Nicolai EN, Settell ML, Knudsen BE, Pelot NA, Grill WM, Williams JC, Ludwig KA. SPARC: Neural elements mediating side effects during cervical vagus nerve stimulation in the pig The Faseb Journal. 34: 1-1. DOI: 10.1096/Fasebj.2020.34.S1.07189  0.5
2019 Tyler DJ, Czura CJ, French J, Ludwig K, Otto K, Pape F, Welle C. Cleveland neural engineering workshop 2017: strategic evaluation of neural engineering. Bioelectronic Medicine. 5: 2. PMID 32232093 DOI: 10.1186/s42234-019-0017-z  0.533
2019 Trevathan JK, Baumgart IW, Nicolai EN, Gosink BA, Asp AJ, Settell ML, Polaconda SR, Malerick KD, Brodnick SK, Zeng W, Knudsen BE, McConico AL, Sanger Z, Lee JH, Aho JM, ... ... Ludwig KA, et al. An Injectable Neural Stimulation Electrode Made from an In-Body Curing Polymer/Metal Composite. Advanced Healthcare Materials. e1900892. PMID 31697052 DOI: 10.1002/Adhm.201900892  0.59
2019 Brodnick SK, Ness JP, Richner TJ, Thongpang S, Novello J, Hayat M, Cheng KP, Krugner-Higby L, Suminski AJ, Ludwig KA, Williams JC. μECoG Recordings Through a Thinned Skull. Frontiers in Neuroscience. 13: 1017. PMID 31632232 DOI: 10.3389/Fnins.2019.01017  0.559
2019 Bong J, Ness JP, Zeng W, Kim H, Novello J, Pisaniello J, Lake WB, Ludwig KA, Williams JC, Ma Z, Suminski AJ. Flexible, multichannel cuff electrode for selective electrical stimulation of the mouse trigeminal nerve. Biosensors & Bioelectronics. 142: 111493. PMID 31319324 DOI: 10.1016/J.Bios.2019.111493  0.555
2019 Trevathan JK, Baumgart IW, Nicolai EN, Gosink BA, Asp AJ, Settell ML, Polaconda SR, Malerick KD, Brodnick SK, Zeng W, Knudsen BE, McConico AL, Sanger Z, Lee JH, Aho JM, ... ... Ludwig KA, et al. Neural Interfaces: An Injectable Neural Stimulation Electrode Made from an In‐Body Curing Polymer/Metal Composite (Adv. Healthcare Mater. 23/2019) Advanced Healthcare Materials. 8: 1970090. DOI: 10.1002/Adhm.201970090  0.569
2018 Salatino JW, Ludwig KA, Kozai TDY, Purcell EK. Publisher Correction: Glial responses to implanted electrodes in the brain. Nature Biomedical Engineering. 2: 52. PMID 31015653 DOI: 10.1038/S41551-017-0177-7  0.663
2018 Michelson NJ, Eles JR, Vazquez AL, Ludwig KA, Kozai TDY. Calcium activation of cortical neurons by continuous electrical stimulation: Frequency dependence, temporal fidelity, and activation density. Journal of Neuroscience Research. PMID 30585651 DOI: 10.1002/Jnr.24370  0.387
2018 Nicolai EN, Michelson NJ, Settell ML, Hara SA, Trevathan JK, Asp AJ, Stocking KC, Lujan JL, Kozai TDY, Ludwig KA. Design Choices for Next-Generation Neurotechnology Can Impact Motion Artifact in Electrophysiological and Fast-Scan Cyclic Voltammetry Measurements. Micromachines. 9. PMID 30424427 DOI: 10.3390/Mi9100494  0.414
2018 Wellman SM, Eles JR, Ludwig KA, Seymour JP, Michelson NJ, McFadden WE, Vazquez AL, Kozai TDY. A Materials Roadmap to Functional Neural Interface Design. Advanced Functional Materials. 28. PMID 29805350 DOI: 10.1002/Adfm.201701269  0.657
2017 Salatino JW, Ludwig KA, Kozai TDY, Purcell EK. Glial responses to implanted electrodes in the brain. Nature Biomedical Engineering. 1: 862-877. PMID 30505625 DOI: 10.1038/S41551-017-0154-1  0.709
2017 Wilks SJ, Hara SA, Ross EK, Nicolai EN, Pignato PA, Cates AW, Ludwig KA. Non-clinical and Pre-clinical Testing to Demonstrate Safety of the Barostim Neo Electrode for Activation of Carotid Baroreceptors in Chronic Human Implants. Frontiers in Neuroscience. 11: 438. PMID 28824361 DOI: 10.3389/Fnins.2017.00438  0.409
2017 Trevathan JK, Yousefi A, Park HO, Bartoletta JJ, Ludwig KA, Lee KH, Lujan JL. Computational modeling of neurotransmitter release evoked by electrical stimulation: Non-linear approaches to predicting stimulation-evoked dopamine release. Acs Chemical Neuroscience. PMID 28076681 DOI: 10.1021/Acschemneuro.6B00319  0.319
2016 Cogan SF, Ludwig KA, Welle CG, Takmakov P. Tissue damage thresholds during therapeutic electrical stimulation. Journal of Neural Engineering. 13: 021001. PMID 26792176 DOI: 10.1088/1741-2560/13/2/021001  0.301
2013 Patel PR, Gibson MD, Ludwig KA, Langhals NB. Electrochemical sensing via selective surface modification of iridium microelectrodes to create a platinum black interface. International Ieee/Embs Conference On Neural Engineering : [Proceedings]. International Ieee Embs Conference On Neural Engineering. 961-964. PMID 24965129 DOI: 10.1109/NER.2013.6696095  0.607
2012 Otto KJ, Ludwig KA, Kipke DR. Acquiring Brain Signals from within the Brain Brain-Computer Interfaces: Principles and Practice. DOI: 10.1093/acprof:oso/9780195388855.003.0005  0.65
2011 Ludwig KA, Miriani RM, Langhals NB, Marzullo TC, Kipke DR. Use of a Bayesian maximum-likelihood classifier to generate training data for brain-machine interfaces. Journal of Neural Engineering. 8: 046009. PMID 21654038 DOI: 10.1088/1741-2560/8/4/046009  0.748
2011 Ludwig KA, Langhals NB, Joseph MD, Richardson-Burns SM, Hendricks JL, Kipke DR. Poly(3,4-ethylenedioxythiophene) (PEDOT) polymer coatings facilitate smaller neural recording electrodes. Journal of Neural Engineering. 8: 014001. PMID 21245527 DOI: 10.1088/1741-2560/8/1/014001  0.754
2011 Ludwig KA, Miriani RM, Langhals NB, Marzullo TC, Kipke DR. Use of a Bayesian maximum-likelihood classifier to generate training data for brain-machine interfaces (Journal of Neural Engineering (2011) 8) Journal of Neural Engineering. 8. DOI: 10.1088/1741-2560/8/4/049801  0.74
2009 Abidian MR, Ludwig KA, Marzullo TC, Martin DC, Kipke DR. Interfacing Conducting Polymer Nanotubes with the Central Nervous System: Chronic Neural Recording using Poly(3,4-ethylenedioxythiophene) Nanotubes. Advanced Materials (Deerfield Beach, Fla.). 21: 3764-3770. PMID 26345408 DOI: 10.1002/Adma.200900887  0.776
2009 Purcell EK, Thompson DE, Ludwig KA, Kipke DR. Flavopiridol reduces the impedance of neural prostheses in vivo without affecting recording quality. Journal of Neuroscience Methods. 183: 149-57. PMID 19560490 DOI: 10.1016/J.Jneumeth.2009.06.026  0.748
2009 Ludwig KA, Miriani RM, Langhals NB, Joseph MD, Anderson DJ, Kipke DR. Using a common average reference to improve cortical neuron recordings from microelectrode arrays. Journal of Neurophysiology. 101: 1679-89. PMID 19109453 DOI: 10.1152/jn.90989.2008  0.752
2009 Abidian MR, Ludwig KA, Marzullo TC, Martin DC, Kipke DR. Neural Electrodes: Interfacing Conducting Polymer Nanotubes with the Central Nervous System: Chronic Neural Recording using Poly(3,4-ethylenedioxythiophene) Nanotubes (Adv. Mater. 37/2009) Advanced Materials. 21: NA-NA. DOI: 10.1002/Adma.200990142  0.767
2009 Abidian MR, Ludwig KA, Marzullo TC, Martin DC, Kipke DR. Interfacing conducting polymer nanotubes with the central nervous system: chronic neural recording using poly(3,4-ethylenedioxythiophene) nanotubes Advanced Materials. 21: 3764-3770+3722. DOI: 10.1002/adma.200900887  0.74
2006 Ludwig KA, Uram JD, Yang J, Martin DC, Kipke DR. Chronic neural recordings using silicon microelectrode arrays electrochemically deposited with a poly(3,4-ethylenedioxythiophene) (PEDOT) film. Journal of Neural Engineering. 3: 59-70. PMID 16510943 DOI: 10.1088/1741-2560/3/1/007  0.637
2005 Gage GJ, Ludwig KA, Otto KJ, Ionides EL, Kipke DR. Naive coadaptive cortical control. Journal of Neural Engineering. 2: 52-63. PMID 15928412 DOI: 10.1088/1741-2560/2/2/006  0.756
2004 Gage GJ, Otto KJ, Ludwig KA, Kipke DR. Co-adaptive Kalman filtering in a naïve rat cortical control task. Conference Proceedings : ... Annual International Conference of the Ieee Engineering in Medicine and Biology Society. Ieee Engineering in Medicine and Biology Society. Annual Conference. 6: 4367-70. PMID 17271272 DOI: 10.1109/IEMBS.2004.1404215  0.744
Low-probability matches (unlikely to be authored by this person)
2021 Dalrymple AN, Ting JE, Bose R, Nieuwoudt S, Franke M, Ludwig KA, Shoffstall AJ, Fisher LE, Weber DJ. Recruitment of Primary Afferents by Dorsal Root Ganglion Stimulation using the Injectrode. International Ieee/Embs Conference On Neural Engineering : [Proceedings]. International Ieee Embs Conference On Neural Engineering. 2021: 609-612. PMID 34630868 DOI: 10.1109/ner49283.2021.9441420  0.282
2023 Nicolai EN, Arturo Larco J, Madhani SI, Asirvatham SJ, Chang SY, Ludwig KA, Savastano LE, Worrell GA. Vagus nerve stimulation using an endovascular electrode array. Journal of Neural Engineering. PMID 37276858 DOI: 10.1088/1741-2552/acdb9b  0.27
2016 Bowsher K, Civillico EF, Coburn J, Collinger J, Contreras-Vidal JL, Denison T, Donoghue J, French J, Getzoff N, Hochberg LR, Hoffmann M, Judy J, Kleitman N, Knaack G, Krauthamer V, ... Ludwig K, et al. Brain-computer interface devices for patients with paralysis and amputation: a meeting report. Journal of Neural Engineering. 13: 023001. PMID 26924826 DOI: 10.1088/1741-2560/13/2/023001  0.27
2014 Birmingham K, Gradinaru V, Anikeeva P, Grill WM, Pikov V, McLaughlin B, Pasricha P, Weber D, Ludwig K, Famm K. Bioelectronic medicines: a research roadmap. Nature Reviews. Drug Discovery. 13: 399-400. PMID 24875080 DOI: 10.1038/Nrd4351  0.26
2020 Settell ML, McConico AL, Nicolai EN, Knudsen BE, Shoffstall A, Ross EK, Pelot NA, Grill WM, Johnson AJ, Ludwig KA. SPARC: A Road Map for Vagus Nerve Stimulation: Evidence of Vagotopy in a Swine Model The Faseb Journal. 34: 1-1. DOI: 10.1096/Fasebj.2020.34.S1.07366  0.255
2021 Dalrymple AN, Ting JE, Bose R, Trevathan JK, Nieuwoudt S, Lempka S, Franke M, Ludwig K, Shoffstall AJ, Fisher LE, Weber DJ. Stimulation of the dorsal root ganglion using an Injectrode®. Journal of Neural Engineering. PMID 34650008 DOI: 10.1088/1741-2552/ac2ffb  0.242
2023 Bhowmick S, Graham RD, Verma N, Trevathan JK, Franke M, Nieuwoudt S, Fisher LE, Shoffstall AJ, Weber DJ, Ludwig KA, Lempka SF. Computational modeling of dorsal root ganglion stimulation using an Injectrode. Biorxiv : the Preprint Server For Biology. PMID 37790562 DOI: 10.1101/2023.09.20.558675  0.235
2022 Stieger KC, Eles JR, Ludwig KA, Kozai TDY. Intracortical microstimulation pulse waveform and frequency recruits distinct spatiotemporal patterns of cortical neuron and neuropil activation. Journal of Neural Engineering. 19. PMID 35263736 DOI: 10.1088/1741-2552/ac5bf5  0.227
2017 Nicolai EN, Trevathan JK, Ross EK, Lujan JL, Blaha CD, Bennet KE, Lee KH, Ludwig KA. Detection of Norepinephrine in Whole Blood via Fast Scan Cyclic Voltammetry. Ieee International Symposium On Medical Measurements and Applications : Proceedings. Ieee International Symposium On Medical Measurements and Applications. 2017: 111-116. PMID 29177248 DOI: 10.1109/MeMeA.2017.7985859  0.216
2014 Sieber BA, Landis S, Koroshetz W, Bateman R, Siderowf A, Galpern WR, Dunlop J, Finkbeiner S, Sutherland M, Wang H, Lee VM, Orr HT, Gwinn K, Ludwig K, Taylor A, et al. Prioritized research recommendations from the National Institute of Neurological Disorders and Stroke Parkinson's Disease 2014 conference. Annals of Neurology. 76: 469-72. PMID 25164235 DOI: 10.1002/Ana.24261  0.196
2023 Lam DV, Lindemann M, Yang K, Liu DX, Ludwig KA, Shoffstall AJ. An Open-source 3D-Printed Hindlimb Stabilization Apparatus for Reliable Measurement of Stimulation-Evoked Ankle Flexion in Rat. Eneuro. PMID 38164555 DOI: 10.1523/ENEURO.0305-23.2023  0.194
2023 Verma N, Romanauski B, Lam D, Lujan L, Blanz S, Ludwig K, Lempka S, Shoffstall A, Knudson B, Nishiyama Y, Hao J, Park HJ, Ross E, Lavrov I, Zhang M. Characterization and applications of evoked responses during epidural electrical stimulation. Bioelectronic Medicine. 9: 5. PMID 36855060 DOI: 10.1186/s42234-023-00106-5  0.186
2022 Nicksic PJ, Donnelly DT, Hesse M, Bedi S, Verma N, Seitz AJ, Shoffstall AJ, Ludwig KA, Dingle AM, Poore SO. Electronic Bone Growth Stimulators for Augmentation of Osteogenesis in and Models: A Narrative Review of Electrical Stimulation Mechanisms and Device Specifications. Frontiers in Bioengineering and Biotechnology. 10: 793945. PMID 35237571 DOI: 10.3389/fbioe.2022.793945  0.182
2022 Nicksic PJ, Donnelly DT, Verma N, Setiz AJ, Shoffstall AJ, Ludwig KA, Dingle AM, Poore SO. Electrical Stimulation of Acute Fractures: A Narrative Review of Stimulation Protocols and Device Specifications. Frontiers in Bioengineering and Biotechnology. 10: 879187. PMID 35721861 DOI: 10.3389/fbioe.2022.879187  0.162
2010 Bülbül M, Babygirija R, Zheng J, Ludwig KA, Takahashi T. Central orexin-A changes the gastrointestinal motor pattern from interdigestive to postprandial in rats. Autonomic Neuroscience : Basic & Clinical. 158: 24-30. PMID 20542473 DOI: 10.1016/j.autneu.2010.05.009  0.133
2022 Verma N, Le T, Mudge J, Nicksic PJ, Xistris L, Kasole M, Shoffstall AJ, Poore SO, Ludwig KA, Dingle AM. Efficacy of bone stimulators in large-animal models and humans may be limited by weak electric fields reaching fracture. Scientific Reports. 12: 21798. PMID 36526728 DOI: 10.1038/s41598-022-26215-w  0.131
2004 Fujino K, Takami Y, de la Fuente SG, Ludwig KA, Mantyh CR. Inhibition of the vanilloid receptor subtype-1 attenuates TNBS-colitis. Journal of Gastrointestinal Surgery : Official Journal of the Society For Surgery of the Alimentary Tract. 8: 842-7; discussion 84. PMID 15531237 DOI: 10.1016/j.gassur.2004.07.011  0.117
2009 Ridolfi TJ, Tong WD, Takahashi T, Kosinski L, Ludwig KA. Sympathetic and parasympathetic regulation of rectal motility in rats. Journal of Gastrointestinal Surgery : Official Journal of the Society For Surgery of the Alimentary Tract. 13: 2027-33; discussion . PMID 19760300 DOI: 10.1007/s11605-009-0999-z  0.114
2023 Moshchin M, Cheng KP, Osting S, Laluzerne M, Hurley SA, Singh AP, Trevathan JK, Brzeczkowski A, Yu JJ, Lake WB, Ludwig KA, Suminski AJ. Quantifying changes in local basal ganglia structural connectivity in the 6-hydroxydopamine model of Parkinson's Disease using correlational tractography. International Ieee/Embs Conference On Neural Engineering : [Proceedings]. International Ieee Embs Conference On Neural Engineering. 2023. PMID 37680669 DOI: 10.1109/ner52421.2023.10123839  0.111
1993 Frantzides CT, Mathias C, Ludwig KA, Edmiston CE, Condon RE. Small bowel myoelectric activity in peritonitis. American Journal of Surgery. 165: 681-5. PMID 8506966 DOI: 10.1016/S0002-9610(05)80787-1  0.105
2022 Upadhye AR, Kolluru C, Druschel L, Al Lababidi L, Ahmad SS, Menendez DM, Buyukcelik ON, Settell ML, Blanz SL, Jenkins MW, Wilson DL, Zhang J, Tatsuoka C, Grill WM, Pelot NA, ... Ludwig KA, et al. Fascicles split or merge every ~560 microns within the human cervical vagus nerve. Journal of Neural Engineering. PMID 36174538 DOI: 10.1088/1741-2552/ac9643  0.098
2011 Ridolfi TJ, Tong WD, Kosinski L, Takahashi T, Ludwig KA. Recovery of colonic transit following extrinsic nerve damage in rats. Scandinavian Journal of Gastroenterology. 46: 678-83. PMID 21561284 DOI: 10.3109/00365521.2011.560682  0.098
2021 Espín LX, Asp AJ, Trevathan JK, Ludwig KA, Lujan JL. Integral methods for automatic quantification of fast-scan-cyclic-voltammetry detected neurotransmitters. Plos One. 16: e0254594. PMID 34310610 DOI: 10.1371/journal.pone.0254594  0.098
1993 Ludwig KA, Frantzides CT, Carlson MA, Grade KL. Myoelectric motility patterns following open versus laparoscopic cholecystectomy. Journal of Laparoendoscopic Surgery. 3: 461-6. PMID 8251660 DOI: 10.1089/lps.1993.3.461  0.094
2023 Buyukcelik ON, Lapierre-Landry M, Kolluru C, Upadhye AR, Marshall DP, Pelot NA, Ludwig KA, Gustafson KJ, Wilson DL, Jenkins MW, Shoffstall AJ. Deep-learning segmentation of fascicles from microCT of the human vagus nerve. Frontiers in Neuroscience. 17: 1169187. PMID 37332862 DOI: 10.3389/fnins.2023.1169187  0.091
1993 Ludwig KA, Cattey RP, Henry LG. Initial experience with laparoscopic appendectomy. Diseases of the Colon and Rectum. 36: 463-7. PMID 8482166 DOI: 10.1007/BF02050012  0.082
2015 Berger NG, Ridolfi TJ, Ludwig KA. Delayed gastrointestinal recovery after abdominal operation - role of alvimopan. Clinical and Experimental Gastroenterology. 8: 231-5. PMID 26346889 DOI: 10.2147/CEG.S64029  0.074
2010 Brazelton WJ, Ludwig KA, Sogin ML, Andreishcheva EN, Kelley DS, Shen CC, Edwards RL, Baross JA. Archaea and bacteria with surprising microdiversity show shifts in dominance over 1,000-year time scales in hydrothermal chimneys. Proceedings of the National Academy of Sciences of the United States of America. 107: 1612-7. PMID 20080654 DOI: 10.1073/Pnas.0905369107  0.073
2008 Touzios J, Ludwig KA. Local management of rectal neoplasia. Clinics in Colon and Rectal Surgery. 21: 291-9. PMID 20011441 DOI: 10.1055/s-0028-1089945  0.067
1993 Carlson MA, Ludwig KA, Frantzides CT, Cattey RP, Henry LG, Walker AP, Schulte WJ, Wilson SD. Routine or selective intraoperative cholangiography in laparoscopic cholecystectomy. Journal of Laparoendoscopic Surgery. 3: 27-33. PMID 8453125 DOI: 10.1089/lps.1993.3.27  0.065
2005 Bonnor RM, Ludwig KA. Laparoscopic colectomy for colon cancer: comparable to conventional oncologic surgery? Clinics in Colon and Rectal Surgery. 18: 174-81. PMID 20011300 DOI: 10.1055/s-2005-916278  0.064
2006 Ludwig KA, Kelley DS, Butterfield DA, Nelson BK, Früh-Green G. Formation and evolution of carbonate chimneys at the Lost City Hydrothermal Field Geochimica Et Cosmochimica Acta. 70: 3625-3645. DOI: 10.1016/J.Gca.2006.04.016  0.062
1992 Frantzides CT, Ludwig KA, Quebbeman EJ, Burhop J. Laparoscopic highly selective vagotomy: technique and case report. Surgical Laparoscopy & Endoscopy. 2: 348-52. PMID 1341563  0.062
2006 Fazio VW, Cohen Z, Fleshman JW, van Goor H, Bauer JJ, Wolff BG, Corman M, Beart RW, Wexner SD, Becker JM, Monson JR, Kaufman HS, Beck DE, Bailey HR, Ludwig KA, et al. Reduction in adhesive small-bowel obstruction by Seprafilm adhesion barrier after intestinal resection. Diseases of the Colon and Rectum. 49: 1-11. PMID 16320005 DOI: 10.1007/S10350-005-0268-5  0.059
2003 Früh-Green GL, Kelley DS, Bernasconi SM, Karson JA, Ludwig KA, Butterfield DA, Boschi C, Proskurowski G. 30,000 years of hydrothermal activity at the lost city vent field. Science (New York, N.Y.). 301: 495-8. PMID 12881565 DOI: 10.1126/Science.1085582  0.057
2005 Cohen Z, Senagore AJ, Dayton MT, Koruda MJ, Beck DE, Wolff BG, Fleshner PR, Thirlby RC, Ludwig KA, Larach SW, Weiss EG, Bauer JJ, Holmdahl L. Prevention of postoperative abdominal adhesions by a novel, glycerol/sodium hyaluronate/carboxymethylcellulose-based bioresorbable membrane: a prospective, randomized, evaluator-blinded multicenter study. Diseases of the Colon and Rectum. 48: 1130-9. PMID 15868230 DOI: 10.1007/s10350-004-0954-8  0.057
1951 LUDWIG KA, MURRAY FJ. Chemotherapeutic trials against experimental rat arthritis. Antibiotics & Chemotherapy (Northfield, Ill.). 1: 557-9. PMID 24541682  0.052
2007 Willett CG, Duda DG, di Tomaso E, Boucher Y, Czito BG, Vujaskovic Z, Vlahovic G, Bendell J, Cohen KS, Hurwitz HI, Bentley R, Lauwers GY, Poleski M, Wong TZ, Paulson E, ... Ludwig KA, et al. Complete pathological response to bevacizumab and chemoradiation in advanced rectal cancer. Nature Clinical Practice. Oncology. 4: 316-21. PMID 17464339 DOI: 10.1038/Ncponc0813  0.05
1993 Frantzides CT, Ludwig KA, Aprahamian C, Salaymeh B. Laparoscopic closure of gastric stab wounds: a case report. Surgical Laparoscopy & Endoscopy. 3: 63-6. PMID 8258077  0.048
1990 Ludwig KA, Hanes DM. A laboratory evaluation of optical backscatterance suspended solids sensors exposed to sand-mud mixtures Marine Geology. 94: 173-179. DOI: 10.1016/0025-3227(90)90111-V  0.048
1998 Ludwig KA. Management of colorectal-anal dysfunction. Obstetrics and Gynecology Clinics of North America. 25: 923-44, viii. PMID 9921564  0.047
1950 MURRAY FJ, LUDWIG KA, FOTER MJ. A note on the booster effect of pneumococcus capsular polysaccharide. Journal of Immunology (Baltimore, Md. : 1950). 64: 421-2. PMID 15415609  0.045
1993 Ludwig KA, Carlson MA, Condon RE. Prophylactic antibiotics in surgery. Annual Review of Medicine. 44: 385-93. PMID 8476258 DOI: 10.1146/annurev.me.44.020193.002125  0.044
2002 Lin S, Suhocki PV, Ludwig KA, Shetzline MA. Gastrointestinal bleeding in adult patients with Meckel's diverticulum: the role of technetium 99m pertechnetate scan. Southern Medical Journal. 95: 1338-41. PMID 12540005  0.043
2003 Kalady MF, Fields RC, Klein S, Nielsen KC, Mantyh CR, Ludwig KA, Nielson KC. Loop ileostomy closure at an ambulatory surgery facility: a safe and cost-effective alternative to routine hospitalization. Diseases of the Colon and Rectum. 46: 486-90. PMID 12682542 DOI: 10.1007/s10350-004-6587-0  0.042
1998 Carlson MA, Condon RE, Ludwig KA, Schulte WJ. Management of intrathoracic stomach with polypropylene mesh prosthesis reinforced transabdominal hiatus hernia repair. Journal of the American College of Surgeons. 187: 227-30. PMID 9740178 DOI: 10.1016/S1072-7515(98)00162-8  0.041
2008 Kalady MF, Mantyh CR, Petrofski J, Ludwig KA. Routine contrast imaging of low pelvic anastomosis prior to closure of defunctioning ileostomy: is it necessary? Journal of Gastrointestinal Surgery : Official Journal of the Society For Surgery of the Alimentary Tract. 12: 1227-31. PMID 18368457 DOI: 10.1007/s11605-008-0510-2  0.039
2004 Czito BG, Hong TJ, Cohen DP, Tyler DS, Lee CG, Anscher MS, Ludwig KA, Seigler HF, Mantyh C, Morse MA, Lockhart AC, Petros WP, Honeycutt W, Spector NL, Ertel PJ, et al. A Phase I trial of preoperative eniluracil plus 5-fluorouracil and radiation for locally advanced or unresectable adenocarcinoma of the rectum and colon. International Journal of Radiation Oncology, Biology, Physics. 58: 779-85. PMID 14967434 DOI: 10.1016/S0360-3016(03)01567-0  0.039
1995 Carlson MA, Ludwig KA, Condon RE. Ventral hernia and other complications of 1,000 midline incisions. Southern Medical Journal. 88: 450-3. PMID 7716599 DOI: 10.1097/00007611-199504000-00013  0.037
2013 Ludwig KA, Kosinski LA. The risk-benefit ratio. Does the administrative database help? Jama Surgery. 148: 322. PMID 23716016 DOI: 10.1001/jamasurg.2013.1106  0.037
2005 Engstrom PF, Benson AB, Chen YJ, Choti MA, Dilawari RA, Enke CA, Fakih MG, Fuchs C, Kiel K, Knol JA, Leong LA, Ludwig KA, Martin EW, Rao S, Saif MW, et al. Anal canal cancer clinical practice guidelines in oncology. Journal of the National Comprehensive Cancer Network : Jnccn. 3: 510-5. PMID 16038641  0.037
2011 Ludwig KA, Shen CC, Kelley DS, Cheng H, Edwards RL. U-Th systematics and 230Th ages of carbonate chimneys at the Lost City Hydrothermal Field Geochimica Et Cosmochimica Acta. 75: 1869-1888. DOI: 10.1016/j.gca.2011.01.008  0.036
1997 Milsom JW, Ludwig KA, Church JM, Garcia-Ruiz A. Laparoscopic total abdominal colectomy with ileorectal anastomosis for familial adenomatous polyposis. Diseases of the Colon and Rectum. 40: 675-8. PMID 9194461 DOI: 10.1007/BF02140896  0.036
2003 de la Fuente SG, Ludwig KA, Mantyh CR. Preoperative immune status determines anal condyloma recurrence after surgical excision. Diseases of the Colon and Rectum. 46: 367-73. PMID 12626913 DOI: 10.1097/01.DCR.0000054699.96848.E2  0.035
2008 Follmar KE, Condron SA, Turner II, Nathan JD, Ludwig KA. Treatment of metronidazole-refractory Clostridium difficile enteritis with vancomycin. Surgical Infections. 9: 195-200. PMID 18426352 DOI: 10.1089/sur.2006.089  0.035
1995 Ludwig KA, Quebbeman EJ, Bergstein JM, Wallace JR, Wittmann DH, Aprahamian C. Shock-associated right colon ischemia and necrosis. The Journal of Trauma. 39: 1171-4. PMID 7500415 DOI: 10.1097/00005373-199512000-00029  0.034
2003 de la Fuente SG, Levin LS, Reynolds JD, Olivares C, Pappas TN, Ludwig KA, Mantyh CR. Elective stoma construction improves outcomes in medically intractable pressure ulcers. Diseases of the Colon and Rectum. 46: 1525-30. PMID 14605574 DOI: 10.1097/01.DCR.0000093641.57817.12  0.034
2007 Ludwig KA. Sphincter-sparing resection for rectal cancer. Clinics in Colon and Rectal Surgery. 20: 203-12. PMID 20011201 DOI: 10.1055/s-2007-984864  0.033
2008 Phitayakorn R, Delaney CP, Reynolds HL, Champagne BJ, Heriot AG, Neary P, Senagore AJ, Ambrosetti P, Bailey C, Billingham RP, Braga M, Buie WD, Darzi AW, Douglas PR, Dozois EJ, ... ... Ludwig KA, et al. Standardized algorithms for management of anastomotic leaks and related abdominal and pelvic abscesses after colorectal surgery World Journal of Surgery. 32: 1147-1156. PMID 18283511 DOI: 10.1007/s00268-008-9468-1  0.033
1996 Ludwig KA, Milsom JW, Garcia-Ruiz A, Fazio VW. Laparoscopic techniques for fecal diversion. Diseases of the Colon and Rectum. 39: 285-8. PMID 8603549 DOI: 10.1007/BF02049469  0.032
2012 de la Fuente SG, Ludwig KA, Tyler DS, Mantyh CR. Ex vivo evaluation of preoperatively treated rectal cancer specimens of patients undergoing radical resection. Annals of Surgical Oncology. 19: 1954-8. PMID 22350598 DOI: 10.1245/s10434-012-2259-9  0.032
2007 Wolff BG, Weese JL, Ludwig KA, Delaney CP, Stamos MJ, Michelassi F, Du W, Techner L. Postoperative ileus-related morbidity profile in patients treated with alvimopan after bowel resection. Journal of the American College of Surgeons. 204: 609-16. PMID 17382220 DOI: 10.1016/j.jamcollsurg.2007.01.041  0.031
2005 Engstrom PF, Benson AB, Chen YJ, Choti MA, Dilawari RA, Enke CA, Fakih MG, Fuchs C, Kiel K, Knol JA, Leong LA, Ludwig KA, Martin EW, Rao S, Saif MW, et al. Colon cancer clinical practice guidelines in oncology. Journal of the National Comprehensive Cancer Network : Jnccn. 3: 468-91. PMID 16038639  0.031
1999 Mannon PJ, Kanungo A, Mannon RB, Ludwig KA. Peptide YY/neuropeptide Y Y1 receptor expression in the epithelium and mucosal nerves of the human colon. Regulatory Peptides. 83: 11-9. PMID 10498339 DOI: 10.1016/S0167-0115(99)00035-X  0.03
1996 Ludwig KA, Milsom JW, Church JM, Fazio VW. Preliminary experience with laparoscopic intestinal surgery for Crohn's disease. American Journal of Surgery. 171: 52-5; discussion 55-. PMID 8554151 DOI: 10.1016/S0002-9610(99)80073-7  0.03
2008 Lee WY, Takahashi T, Pappas T, Mantyh CR, Ludwig KA. Surgical autonomic denervation results in altered colonic motility: an explanation for low anterior resection syndrome? Surgery. 143: 778-83. PMID 18549894 DOI: 10.1016/j.surg.2008.03.014  0.03
2006 Cook PJ, Ludwig KA, Smith L. Maximising polyolefin profit Hydrocarbon Engineering. 11: 39-42.  0.03
2005 Engstrom PF, Benson AB, Chen YJ, Choti MA, Dilawari RA, Enke CA, Fakih MG, Fuchs C, Kiel K, Knol JA, Leong LA, Ludwig KA, Martin EW, Rao S, Saif MW, et al. Rectal cancer clinical practice guidelines in oncology. Journal of the National Comprehensive Cancer Network : Jnccn. 3: 492-508. PMID 16038640  0.029
2008 Sundar KM, Ludwig KA, Alward WT, Pearce MJ, Bishop CT, Hammond RC, Hillyard DR, Freestone SW, Ozment A, Cahill BC. Clinical course and spectrum of intensive care unit patients reactivating herpes simplex-1 virus: a retrospective analysis. Indian Journal of Critical Care Medicine : Peer-Reviewed, Official Publication of Indian Society of Critical Care Medicine. 12: 145-52. PMID 19742269 DOI: 10.4103/0972-5229.45073  0.029
2013 Tong WD, Ludwig KA. Neonatal colon perforation due to anorectal malformations: can it be avoided? World Journal of Gastroenterology : Wjg. 19: 3915-7. PMID 23840135 DOI: 10.3748/wjg.v19.i25.3915  0.028
2007 Reddy SK, Pawlik TM, Zorzi D, Gleisner AL, Ribero D, Assumpcao L, Barbas AS, Abdalla EK, Choti MA, Vauthey JN, Ludwig KA, Mantyh CR, Morse MA, Clary BM. Simultaneous resections of colorectal cancer and synchronous liver metastases: a multi-institutional analysis. Annals of Surgical Oncology. 14: 3481-91. PMID 17805933 DOI: 10.1245/S10434-007-9522-5  0.027
2006 Czito BG, Willett CG, Bendell JC, Morse MA, Tyler DS, Fernando NH, Mantyh CR, Blobe GC, Honeycutt W, Yu D, Clary BM, Pappas TN, Ludwig KA, Hurwitz HI. Increased toxicity with gefitinib, capecitabine, and radiation therapy in pancreatic and rectal cancer: phase I trial results. Journal of Clinical Oncology : Official Journal of the American Society of Clinical Oncology. 24: 656-62. PMID 16446337 DOI: 10.1200/Jco.2005.04.1749  0.027
1954 LUDWIG KA, MURRAY FJ, SMITH JK, THOMPSON CR, WERNER HW. Laboratory studies on beta-diethylaminoethyl fencholate, a new antifungal agent. Antibiotics & Chemotherapy (Northfield, Ill.). 4: 56-61. PMID 24542876  0.026
2013 Lyon AR, Ludwig KA, Stoep AV, Gudmundsen G, McCauley E. Patterns and Predictors of Mental Healthcare Utilization in Schools and other Service Sectors among Adolescents at Risk for Depression. School Mental Health. 5. PMID 24223677 DOI: 10.1007/S12310-012-9097-6  0.025
1984 McKay JA, Wieting TJ, Holmes BS, Janee HS, King HH, Ludwig KA, Menna TL, Walters CT, Campbell BE, Kelly JP, Pugh ER, Simons GA, Gartman GA, Freeman BE, Rohr PR. INVESTIGATION OF AIR PLASMAS DRIVEN BY HIGH-INTENSITY SHORT-DURATION LASER PULSES. . 106-107.  0.025
1998 Chekan EG, Westcott C, Low VH, Ludwig KA. Small bowel intussusception and laparoscopy. Surgical Laparoscopy & Endoscopy. 8: 324-6. PMID 9703612 DOI: 10.1097/00019509-199808000-00019  0.024
2012 Kastenmeier A, Ludwig KA. Splenic injury during colon surgery: a matter of technique? Archives of Surgery (Chicago, Ill. : 1960). 147: 329-30. PMID 22184137 DOI: 10.1001/archsurg.2011.1545  0.023
2009 de la Fuente SG, Safford SD, Cantu E, Ludwig KA. Spinal abscess presenting as the initial symptom of Crohn's disease. International Journal of Colorectal Disease. 24: 601-2. PMID 18931849 DOI: 10.1007/s00384-008-0599-5  0.022
1951 MURRAY FJ, LUDWIG KA, FOTER MJ. Considerations involved in the standardization of polyvalent respiratory vaccines. Journal of the American Pharmaceutical Association. American Pharmaceutical Association. 40: 197-8. PMID 14824004  0.022
1954 MURRAY FJ, LUDWIG KA. Chemotherapy of experimental L4 rat arthritis. Antibiotics & Chemotherapy (Northfield, Ill.). 4: 684-6. PMID 24543104  0.022
2003 Levin B, Ludwig KA, Steinbach G. Colorectal cancer screening. Clinical practice guidelines in oncology. Journal of the National Comprehensive Cancer Network : Jnccn. 1: 72-93. PMID 19764152  0.021
2006 Levin B, Barthel JS, Burt RW, David DS, Ford JM, Giardiello FM, Gruber SB, Halverson AL, Hamilton S, Kohlmann W, Ludwig KA, Lynch PM, Marino C, Martin EW, Mayer RJ, et al. Colorectal Cancer Screening Clinical Practice Guidelines. Journal of the National Comprehensive Cancer Network : Jnccn. 4: 384-420. PMID 16569391 DOI: 10.6004/jnccn.2006.0033  0.019
2011 Gribovskaja-Rupp I, Kosinski L, Ludwig KA. Obesity and colorectal cancer. Clinics in Colon and Rectal Surgery. 24: 229-43. PMID 23204938 DOI: 10.1055/s-0031-1295686  0.018
1999 Ludwig KA, Jerby BL. Laparoscopic procedures in patients with Crohn's disease Seminars in Colon and Rectal Surgery. 10: 85-93.  0.016
2009 de la Fuente SG, Manson RJ, Ludwig KA, Mantyh CR. Neoadjuvant chemoradiation for rectal cancer reduces lymph node harvest in proctectomy specimens. Journal of Gastrointestinal Surgery : Official Journal of the Society For Surgery of the Alimentary Tract. 13: 269-74. PMID 18850250 DOI: 10.1007/s11605-008-0717-2  0.015
2005 Ludwig KA, Kalady MF. Trans-sacral approaches for presacral cyst/rectal tumor Operative Techniques in General Surgery. 7: 126-136. DOI: 10.1053/j.optechgensurg.2005.08.005  0.015
1970 Krueger RF, Mayer GD, Yoshimura S, Ludwig KA. In vivo evaluations of tilorone hydrochloride against Semliki Forest virus. Antimicrobial Agents and Chemotherapy. 10: 486-90. PMID 5521373  0.015
2007 Czito BG, Bendell JC, Willett CG, Morse MA, Blobe GC, Tyler DS, Thomas J, Ludwig KA, Mantyh CR, Ashton J, Yu D, Hurwitz HI. Bevacizumab, oxaliplatin, and capecitabine with radiation therapy in rectal cancer: Phase I trial results. International Journal of Radiation Oncology, Biology, Physics. 68: 472-8. PMID 17498568 DOI: 10.1016/J.Ijrobp.2007.02.001  0.014
1996 Garćia-Ruiz A, Milsom JW, Ludwig KA, Marchesa P. Right colonic arterial anatomy. Implications for laparoscopic surgery. Diseases of the Colon and Rectum. 39: 906-11. PMID 8756847 DOI: 10.1007/BF02053990  0.014
2011 Ludwig KA. The challenge in treating the elderly colorectal cancer patient. Annals of Surgical Oncology. 18: 1520-1. PMID 21431985 DOI: 10.1245/s10434-011-1677-4  0.014
1997 Kim SH, Milsom JW, Church JM, Ludwig KA, Garcia-Ruiz A, Okuda J, Fazio VW. Perioperative tumor localization for laparoscopic colorectal surgery. Surgical Endoscopy. 11: 1013-6. PMID 9381339 DOI: 10.1007/s004649900514  0.012
2009 Ludwig KA, Warren JS. Community violence, school-related protective factors, and psychosocial outcomes in urban youth Psychology in the Schools. 46: 1061-1073. DOI: 10.1002/Pits.20444  0.012
2007 Kelley DS, Früh-Green GL, Karson JA, Ludwig KA. The lost city Hydrothermal field revisited Oceanography. 20: 90-99.  0.011
2012 Ludwig KA, Kosinski L. Is splenic flexure mobilization necessary in laparoscopic anterior resection? Another view. Diseases of the Colon and Rectum. 55: 1198-200. PMID 23044683 DOI: 10.1097/DCR.0b013e3182688011  0.01
2007 Engstrom PF, Arnoletti JP, Benson AB, Chen YJ, Choti MA, Cooper HS, Dilawari RA, Early DS, Fakih MG, Fuchs C, Grem JL, Kiel K, Knol JA, Leong LA, Ludwig KA, et al. Rectal cancer. Journal of the National Comprehensive Cancer Network : Jnccn. 5: 940-81. PMID 17977503  0.01
2007 Engstrom PF, Arnoletti JP, Benson AB, Chen YJ, Choti MA, Cooper HS, Dilawari RA, Early DS, Fakih MG, Fuchs C, Grem JL, Kiel K, Knol JA, Leong LA, Ludwig KA, et al. Colon cancer. Journal of the National Comprehensive Cancer Network : Jnccn. 5: 884-925. PMID 17977501  0.01
2007 Ludwig KA, Mantyh CR. Invited commentary [1] Diseases of the Colon and Rectum. 50: 1126-1127. DOI: 10.1007/s10350-007-0250-5  0.01
2005 Ludwig KA. Colon cancer: Preface Clinics in Colon and Rectal Surgery. 18: 131. DOI: 10.1055/s-2005-916273  0.01
2004 Ludwig KA. Seminars in Colon and Rectal Surgery: Introduction Seminars in Colon and Rectal Surgery. 15: 1. DOI: 10.1053/j.scrs.2004.10.008  0.01
2004 Kalady MF, Ludwig KA. Presacral developmental cysts Seminars in Colon and Rectal Surgery. 15: 12-18. DOI: 10.1053/j.scrs.2004.06.003  0.01
2003 Ludwig KA, Touloukian C. Open left colon resection Operative Techniques in General Surgery. 5: 199-213. DOI: 10.1053/j.optechgensurg.2003.10.001  0.01
2002 Ludwig KA, Reynolds HL. Retrorectal tumors Clinics in Colon and Rectal Surgery. 15: 285-293. DOI: 10.1055/s-2002-36511  0.01
1997 Naheiri T, Ludwig KA, Anand M, Rao MB, Sircar S. Scale-Up of Selective Surface Flow Membrane for Gas Separation Separation Science and Technology. 32: 1589-1602.  0.01
1996 Ludwig KA. Singular thought and the Cartesian theory of mind Nous. 30: 434-460.  0.01
1994 Frantzides CT, Ludwig KA, Redlich PN. Laparoscopic management of a pancreatic pseudocyst. Journal of Laparoendoscopic Surgery. 4: 55-9. PMID 8173114 DOI: 10.1089/LPS.1994.4.55  0.01
1959 LUDWIG KA, RUCHMAN I, MURRAY FJ. MER-27 a suppressant of non-bacterial pneumonia in mice. Proceedings of the Society For Experimental Biology and Medicine. Society For Experimental Biology and Medicine (New York, N.Y.). 100: 495-7. PMID 13634183  0.01
1949 LUDWIG KA, MURRAY FJ, STAUBACH EJ. A note on the assay of antigenic polysaccharides and vaccines. Journal of Immunology (Baltimore, Md. : 1950). 62: 257-9. PMID 18132339  0.01
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