James Markowitz

14.9k citations

121 papers · 7.3k indexed · 3 hit papers · h-index 41

Impact in

Genetics top 0.1%
- Inflammatory Bowel Disease
Epidemiology top 0.5%
- Microscopic Colitis

Papers in ⓘ

Genetics 90
- Inflammatory Bowel Disease 90
Speech and Hearing 17
- Adolescent and Pediatric Healthcare 17

Co-authors: Jeffrey S. Hyams (56 shared papers)Anne M. Griffiths (44 shared papers)Fredric Daum (32 shared papers)Subra Kugathasan (31 shared papers)Dan Turner (14 shared papers)Wallace Crandall (24 shared papers)Arie Levine (6 shared papers)Thomas D. Walters (8 shared papers)
Journals: Journal of Pediatric Gastroenterology and Nutrition (39 papers)Gastroenterology (20 papers)Inflammatory Bowel Diseases (15 papers)The American Journal of Gastroenterology (7 papers)The Journal of Pediatrics (5 papers)
Partner nations: United States Canada Israel

In The Last Decade

James Markowitz

117 papers receiving 7.1k citations

Hit Papers

align trajectories log scale

Pediatric modification of the Montreal classification for inflammatory bowel disease 2010 · 1.1k citations

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if any of the following hold:

it has ≥500 total citations;
it reaches ≥1.5× the top-1% citation threshold for papers in the same subfield and year (the threshold is the minimum needed to enter the top 1%, not the average within it);
it reaches the top citation threshold in at least one of its specific research topics.

2010 Inflammatory Bowel Diseases
2006 Gastroenterology
2000 Gastroenterology

Peers

Countries citing papers authored by James Markowitz

Since Specialization

Citations

This map shows the geographic impact of James Markowitz's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by James Markowitz with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites James Markowitz more than expected).

Fields of papers citing papers by James Markowitz

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by James Markowitz. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by James Markowitz. The network helps show where James Markowitz may publish in the future.

Co-authors

The 25 scholars most cited alongside James Markowitz, linked wherever they have co-authored with each other. Click a name or a connecting line to browse the papers they share.

Border = papers with James Markowitz Line = papers co-authored together James Markowitz links everyone, so they are left out of the graph.

All Works

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20 of 20 papers shown

Showing the 20 most-cited of 121 papers — load more, or switch the sort, to bring in the rest.

#	Work
1	Pediatric modification of the Montreal classification for inflammatory bowel disease Inflammatory Bowel Diseases ·Arie Levine, Anne M. Griffiths, James Markowitz, David C. Wilson, Dan Turner, Richard K. Russell, John Fell, Frank M. Ruemmele, Thomas D. Walters, Mary Sherlock, Marla Dubinsky, Jeffrey S. Hyams Hit paper breakdown →	2010	1054
2	Induction and Maintenance Infliximab Therapy for the Treatment of Moderate-to-Severe Crohn’s Disease in Children Gastroenterology ·Jeffrey S. Hyams, Wallace Crandall, Subra Kugathasan, Anne M. Griffiths, Allan Olson, Jewel Johanns, Grace Liu, Suzanne Travers, Robert Heuschkel, James Markowitz, Stanley A. Cohen, Harland S. Winter, G. Veereman‐Wauters, George D. Ferry, Robert N. Baldassano Hit paper breakdown →	2006	662
3	A multicenter trial of 6-mercaptopurine and prednisone in children with newly diagnosed Crohn's disease Gastroenterology ·James Markowitz, Kathy Grancher, Nina Kohn, Martin Lesser, Fredric Daum Hit paper breakdown →	2000	510
4	Evaluation of the Pediatric Crohn Disease Activity Index: A Prospective Multicenter Experience Journal of Pediatric Gastroenterology and Nutrition ·Jeffrey S. Hyams, James Markowitz, Anthony Otley, Joel R. Rosh, David R. Mack, Athos Bousvaros, Subra Kugathasan, Marian Pfefferkorn, Vasundhara Tolia, Jonathan Evans, William R. Treem, Robert Wyllie, Robert Rothbaum, J. Fernando del Rosario, Aubrey J. Katz, Adam Mezoff, Maria Oliva‐Hemker, Trudy Lerer, Anne M. Griffiths	2005	258
5	Appraisal of the pediatric ulcerative colitis activity index (PUCAI) Inflammatory Bowel Diseases ·Dan Turner, Jeffrey S. Hyams, James Markowitz, Trudy Lerer, David R. Mack, Jonathan Evans, Marian Pfefferkorn, Joel R. Rosh, Marsha Kay, Wallace Crandall, David J. Keljo, Anthony Otley, Subra Kugathasan, Ryan Carvalho, Maria Oliva‐Hemker, Christine R. Langton, Petar Mamula, Athos Bousvaros, Neal S. LeLeiko, Anne M. Griffiths	2009	222
6	Safety and Efficacy of Adalimumab for Moderate to Severe Crohn's Disease in Children Gastroenterology ·Jeffrey S. Hyams, Anne M. Griffiths, James Markowitz, Robert N. Baldassano, William A. Faubion, Richard B. Colletti, Marla Dubinsky, Jarosław Kierkuś, Joel R. Rosh, Yaqin Wang, Bidan Huang, Barry Bittle, Michael Marshall, Andreas Lazar	2012	214
7	Mathematical weighting of the pediatric Crohnʼs disease activity index (PCDAI) and comparison with its other short versions Inflammatory Bowel Diseases ·Dan Turner, Anne M. Griffiths, Thomas D. Walters, T J X Seah, James Markowitz, Marian Pfefferkorn, David J. Keljo, Jacob Waxman, Anthony Otley, Neal S. LeLeiko, David Mack, Jeffrey S. Hyams, Arie Levine	2011	213
8	Induction and Maintenance Therapy With Infliximab for Children With Moderate to Severe Ulcerative Colitis Clinical Gastroenterology and Hepatology ·Jeffrey S. Hyams, Lakshmi Damaraju, Marion Blank, Jewel Johanns, Cynthia Guzzo, Harland S. Winter, Subra Kugathasan, Stanley A. Cohen, James Markowitz, Johanna C. Escher, G. Veereman‐Wauters, Wallace Crandall, Robert N. Baldassano, Anne M. Griffiths	2011	200
9	Severe Pediatric Ulcerative Colitis: A Prospective Multicenter Study of Outcomes and Predictors of Response Gastroenterology ·Dan Turner, David R. Mack, Neal S. LeLeiko, Thomas D. Walters, Krista Uusoue, Steven T. Leach, Andrew S. Day, Wallace Crandall, Mark S. Silverberg, James Markowitz, Anthony Otley, David J. Keljo, Petar Mamula, Subra Kugathasan, Jeffrey S. Hyams, Anne M. Griffiths	2010	169
10	Growth Failure in Pediatric Inflammatory Bowel Disease Journal of Pediatric Gastroenterology and Nutrition ·James Markowitz, Kathy Grancher, Joanne Rosa, Harvey Aiges, Fredric Daum	1993	167
11	Long-term outcome of maintenance infliximab therapy in children with Crohnʼs disease Inflammatory Bowel Diseases ·Jeffrey S. Hyams, Trudy Lerer, Anne M. Griffiths, Marian Pfefferkorn, Subra Kugathasan, Jonathan Evans, Anthony Otley, Ryan Carvalho, David Mack, Athos Bousvaros, Joel R. Rosh, Petar Mamula, Marsha Kay, Wallace Crandall, Maria Oliva‐Hemker, David J. Keljo, Neal S. LeLeiko, James Markowitz	2008	139
12	Consensus for Managing Acute Severe Ulcerative Colitis in Children: A Systematic Review and Joint Statement From ECCO, ESPGHAN, and the Porto IBD Working Group of ESPGHAN The American Journal of Gastroenterology ·Dan Turner, Simon Travis, Anne M. Griffiths, Frank M. Ruemmele, Arie Levine, Eric I. Benchimol, Marla C. Dubinsky, George Alex, Robert N. Baldassano, Jacob C. Langer, Robert C. Shamberger, Jeffrey S. Hyams, Salvatore Cucchiara, Athos Bousvaros, Johanna C. Escher, James Markowitz, David C. Wilson, Gert Van Assche, Richard K. Russell	2011	138
13	Infliximab Is Not Associated With Increased Risk of Malignancy or Hemophagocytic Lymphohistiocytosis in Pediatric Patients With Inflammatory Bowel Disease Gastroenterology ·Jeffrey S. Hyams, Marla C. Dubinsky, Robert N. Baldassano, Richard B. Colletti, Salvatore Cucchiara, Johanna C. Escher, William A. Faubion, John Fell, Benjamin D. Gold, Anne M. Griffiths, Sibylle Koletzko, Subra Kugathasan, James Markowitz, Frank M. Ruemmele, Gigi Veereman, Harland S. Winter, Nicholas Masel, Chu Ri Shin, Kezhen L. Tang, Meena Thayu	2017	136
14	Transition of the Patient With Inflammatory Bowel Disease From Pediatric to Adult Care: Recommendations of the North American Society for Pediatric Gastroenterology, Hepatology and Nutrition Journal of Pediatric Gastroenterology and Nutrition ·Robert N. Baldassano, George D. Ferry, Anne Griffiths, David R. Mack, James Markowitz, Harland S. Winter	2002	132
15	Clinical outcome of ulcerative colitis in children The Journal of Pediatrics ·Jeffrey S. Hyams, Patricia M. Davis, Kathy Grancher, Trudy Lerer, Christopher J. Justinich, James Markowitz	1996	122
16	Appraisal of the Pediatric Crohn's Disease Activity Index on Four Prospectively Collected Datasets: Recommended Cutoff Values and Clinimetric Properties The American Journal of Gastroenterology ·Dan Turner, Anne M. Griffiths, Thomas D. Walters, T J X Seah, James Markowitz, Marian Pfefferkorn, David J. Keljo, Anthony Otley, Neal S. LeLeiko, David Mack, Jeffrey S. Hyams, Arie Levine	2010	119
17	Long-term 6-mercaptopurine treatment in adolescents with Crohn's disease Gastroenterology ·James Markowitz, Joanne Rosa, K Grancher, Harvey Aiges, Fredric Daum	1990	119
18	Use of infliximab in the treatment of Crohn's disease in children and adolescents The Journal of Pediatrics ·Jeffrey S. Hyams, James Markowitz, Robert Wyllie	2000	112
19	Laboratory Values for Children With Newly Diagnosed Inflammatory Bowel Disease PEDIATRICS ·David R. Mack, Christine R. Langton, James Markowitz, Neal S. LeLeiko, Anne M. Griffiths, Athos Bousvaros, Jonathan Evans, Subra Kugathasan, Anthony Otley, Mariann Pfefferkorn, Joel R. Rosh, Adam Mezoff, Susan Moyer, Maria Oliva‐Hemker, Robert Rothbaum, Robert Wyllie, Jerico del-Rosario, David J. Keljo, Trudy Lerer, Jeffrey S. Hyams	2007	110
20	Faecal calprotectin, lactoferrin, M2-pyruvate kinase and S100A12 in severe ulcerative colitis: a prospective multicentre comparison of predicting outcomes and monitoring response Gut ·Dan Turner, Steven T. Leach, David R. Mack, Krista Uusoue, Robin McLernon, Jeffrey S. Hyams, Neal S. LeLeiko, Thomas D. Walters, Wallace Crandall, James Markowitz, Anthony Otley, Anne M. Griffiths, Andrew S. Day	2010	102

About James Markowitz

James Markowitz is a scholar working on Genetics, Speech and Hearing, Epidemiology, Hematology and Gastroenterology, having authored 121 papers that have together received 7.3k indexed citations. Recurring topics across this work include Inflammatory Bowel Disease (90 papers), Microscopic Colitis (60 papers), Adolescent and Pediatric Healthcare (17 papers), Autoimmune and Inflammatory Disorders Research (16 papers), Immunodeficiency and Autoimmune Disorders (15 papers), Acute Lymphoblastic Leukemia research (13 papers), Eosinophilic Esophagitis (12 papers) and Pediatric Hepatobiliary Diseases and Treatments (8 papers). The work is most often cited by research in Genetics (5.7k citations), Epidemiology (4.2k citations), Speech and Hearing (744 citations), Hematology (948 citations) and Gastroenterology (384 citations). James Markowitz has collaborated with scholars based in United States, Canada and Israel. Frequent co-authors include Jeffrey S. Hyams, Anne M. Griffiths, Fredric Daum, Subra Kugathasan, Dan Turner, Wallace Crandall, Arie Levine, Thomas D. Walters, Anthony Otley and Nina Kohn. Their work appears in journals such as Journal of Pediatric Gastroenterology and Nutrition, Gastroenterology, Inflammatory Bowel Diseases, The American Journal of Gastroenterology and The Journal of Pediatrics.

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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