John WD McDonald

8.1k total citations · 4 hit papers
56 papers, 4.8k citations indexed

About

John WD McDonald is a scholar working on Genetics, Epidemiology and Surgery. According to data from OpenAlex, John WD McDonald has authored 56 papers receiving a total of 4.8k indexed citations (citations by other indexed papers that have themselves been cited), including 46 papers in Genetics, 35 papers in Epidemiology and 8 papers in Surgery. Recurrent topics in John WD McDonald's work include Inflammatory Bowel Disease (44 papers), Microscopic Colitis (32 papers) and Autoimmune and Inflammatory Disorders (8 papers). John WD McDonald is often cited by papers focused on Inflammatory Bowel Disease (44 papers), Microscopic Colitis (32 papers) and Autoimmune and Inflammatory Disorders (8 papers). John WD McDonald collaborates with scholars based in Canada, United States and United Kingdom. John WD McDonald's co-authors include Brian G. Feagan, John K MacDonald, Richard N. Fedorak, E. Jan Irvine, Nilesh Chande, Gary Wild, Gordon R. Greenberg, A. Hillary Steinhart, James Rochon and Lloyd R. Sutherland and has published in prestigious journals such as New England Journal of Medicine, The Lancet and SHILAP Revista de lepidopterología.

In The Last Decade

John WD McDonald

53 papers receiving 4.7k citations

Hit Papers

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What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Methotrexate for the Treatment of Crohn's Disease

1995 651 citations Brian G. Feagan, Richard N. Fedorak et al. New England Journal of Medicine profile →
Quality of life: A valid and reliable measure of therapeutic efficacy in the treatment of inflammatory bowel disease

1994 581 citations Brian G. Feagan, Richard N. Fedorak et al. profile →
Treatment of Ulcerative Colitis with a Humanized Antibody to the α ₄ β ₇ Integrin

2005 535 citations Brian G. Feagan, Gordon R. Greenberg et al. New England Journal of Medicine profile →
A Comparison of Methotrexate with Placebo for the Maintenance of Remission in Crohn's Disease

2000 530 citations Brian G. Feagan, Richard N. Fedorak et al. New England Journal of Medicine profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author						Papers	Cites
John WD McDonald	3.6k	2.9k	1.0k	855	722	56	4.8k
Ian Arnott	4.0k 1.1×	3.1k 1.0×	1.9k 1.8×	1.0k 1.2×	480 0.7×	132	5.4k
Milan Lukáš	4.3k 1.2×	3.2k 1.1×	1.6k 1.5×	1.9k 2.3×	802 1.1×	156	6.0k
Pia Munkholm	3.9k 1.1×	2.8k 0.9×	1.8k 1.7×	669 0.8×	534 0.7×	72	5.3k
Ole Østergaard Thomsen	3.8k 1.0×	3.1k 1.1×	1.6k 1.5×	1.4k 1.6×	543 0.8×	88	5.6k
Simon Lichtiger	5.3k 1.5×	4.1k 1.4×	2.0k 2.0×	1.4k 1.7×	632 0.9×	64	6.9k
Brian Bressler	4.5k 1.2×	3.8k 1.3×	2.2k 2.1×	1.9k 2.2×	664 0.9×	237	7.8k
Cynthia H. Seow	3.0k 0.8×	2.3k 0.8×	1.5k 1.4×	1.1k 1.3×	841 1.2×	166	4.2k
James Markowitz	5.7k 1.6×	4.2k 1.4×	2.3k 2.2×	1.4k 1.6×	924 1.3×	121	7.3k
Joel R. Rosh	2.4k 0.7×	1.7k 0.6×	1.0k 1.0×	648 0.8×	394 0.5×	137	3.9k
Mark T. Osterman	2.1k 0.6×	1.7k 0.6×	781 0.8×	707 0.8×	517 0.7×	157	3.2k

Countries citing papers authored by John WD McDonald

Since Specialization

Citations

This map shows the geographic impact of John WD McDonald'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 John WD McDonald with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites John WD McDonald more than expected).

Fields of papers citing papers by John WD McDonald

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by John WD McDonald. 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 John WD McDonald. The network helps show where John WD McDonald may publish in the future.

Co-authorship network of co-authors of John WD McDonald

This figure shows the co-authorship network connecting the top 25 collaborators of John WD McDonald. A scholar is included among the top collaborators of John WD McDonald based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with John WD McDonald. John WD McDonald is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Khanna, Reena, Brian G. Feagan, Guangyong Zou, et al.. (2024). Reliability and Responsiveness of Clinical and Endoscopic Outcome Measures in Crohn’s Disease. Inflammatory Bowel Diseases. 31(3). 706–715. 2 indexed citations

Battat, Robert, Niels Vande Casteele, Rish K. Pai, et al.. (2020). Evaluating the optimum number of biopsies to assess histological inflammation in ulcerative colitis: a retrospective cohort study. Alimentary Pharmacology & Therapeutics. 52(10). 1574–1582. 7 indexed citations

Khanna, Reena, Guangyong Zou, Larry Stitt, et al.. (2017). Responsiveness of Endoscopic Indices of Disease Activity for Crohn’s Disease. The American Journal of Gastroenterology. 112(10). 1584–1592. 35 indexed citations

Dubcenco, Elena, Guangyong Zou, Larry Stitt, et al.. (2016). Effect of Standardised Scoring Conventions on Inter-rater Reliability in the Endoscopic Evaluation of Crohn’s Disease. Journal of Crohn s and Colitis. 10(9). 1006–1014. 24 indexed citations

McDonald, John WD, David J. Tsoulis, John K MacDonald, & Brian G. Feagan. (2012). Methotrexate for induction of remission in refractory Crohn's disease. Cochrane Database of Systematic Reviews. 12. CD003459–CD003459. 29 indexed citations

Roth, L, John K MacDonald, John WD McDonald, & Nilesh Chande. (2012). Sargramostim (GM-CSF) for Induction of Remission in Crohnʼs Disease: A Cochrane Inflammatory Bowel Disease and Functional Bowel Disorders Systematic Review of Randomized Trials. Inflammatory Bowel Diseases. 18(7). 1333–1339. 35 indexed citations

Timmer, Antje, John WD McDonald, David J. Tsoulis, & John K MacDonald. (2012). Azathioprine and 6-mercaptopurine for maintenance of remission in ulcerative colitis. Cochrane Database of Systematic Reviews. CD000478–CD000478. 98 indexed citations

Chande, Nilesh, et al.. (2011). Unfractionated or low molecular weight heparin for induction of remission in ulcerative colitis: A cochrane inflammatory bowel disease and functional bowel disorders systematic review of randomized trials. Inflammatory Bowel Diseases. 17(9). 1979–1986. 25 indexed citations

Chande, Nilesh, et al.. (2010). Unfractionated or low-molecular weight heparin for induction of remission in ulcerative colitis. Cochrane Database of Systematic Reviews. CD006774–CD006774. 32 indexed citations

10.

Chande, Nilesh, John K MacDonald, & John WD McDonald. (2008). Interventions for Treating Microscopic Colitis: A Cochrane Inflammatory Bowel Disease and Functional Bowel Disorders Review Group Systematic Review of Randomized Trials. The American Journal of Gastroenterology. 104(1). 235–241. 68 indexed citations

11.

Chande, Nilesh, John WD McDonald, & John K MacDonald. (2008). Unfractionated or low-molecular weight heparin for induction of remission in ulcerative colitis. Cochrane Database of Systematic Reviews. CD006774–CD006774. 16 indexed citations

12.

Dancer, Stephanie J., et al.. (2008). Are hygiene standards useful in assessing infection risk?. American Journal of Infection Control. 36(5). 381–384. 84 indexed citations

13.

Feagan, Brian G., Gordon R. Greenberg, Gary Wild, et al.. (2008). Treatment of Active Crohn's Disease With MLN0002, a Humanized Antibody to the α4β7 Integrin. Clinical Gastroenterology and Hepatology. 6(12). 1370–1377. 227 indexed citations

14.

McDonald, John WD, Brian G. Feagan, Derek P. Jewell, et al.. (2005). Cyclosporine for induction of remission in Crohn's disease. Cochrane Database of Systematic Reviews. 2008(4). CD000297–CD000297. 50 indexed citations

15.

Feagan, Brian G., Gordon R. Greenberg, Gary Wild, et al.. (2005). Treatment of Ulcerative Colitis with a Humanized Antibody to the α ₄ β ₇ Integrin. New England Journal of Medicine. 352(24). 2499–2507. 535 indexed citations breakdown →

16.

Chande, Nilesh, John WD McDonald, & John K MacDonald. (2004). Interventions for Treating Collagenous Colitis: A Cochrane Inflammatory Bowel Disease Group Systematic Review of Randomized Trials. The American Journal of Gastroenterology. 99(12). 2459–2465. 11 indexed citations

17.

Gregor, James C., et al.. (1997). An Evaluation of Utility Measurement in Crohnʼs Disease. Inflammatory Bowel Diseases. 3(4). 265–276. 90 indexed citations

18.

Gregor, James C., et al.. (1997). An evaluation of utility measurement in Crohn's disease. Inflammatory Bowel Diseases. 3(4). 265–276. 115 indexed citations

19.

Cumming, Allan D., John WD McDonald, Robert M. Lindsay, Kim Solez, & A. L. Linton. (1989). The Protective Effect of Thromboxane Synthetase Inhibition on Renal Function in Systemic Sepsis. American Journal of Kidney Diseases. 13(2). 114–119. 8 indexed citations

20.

Cumming, Allan D., Albert A. Driedger, John WD McDonald, et al.. (1988). Vasoactive Hormones in the Renal Response to Systemic Sepsis. American Journal of Kidney Diseases. 11(1). 23–32. 62 indexed citations

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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