Alan Barkun

33.1k total citations · 5 hit papers
555 papers, 19.0k citations indexed

About

Alan Barkun is a scholar working on Surgery, Gastroenterology and Pulmonary and Respiratory Medicine. According to data from OpenAlex, Alan Barkun has authored 555 papers receiving a total of 19.0k indexed citations (citations by other indexed papers that have themselves been cited), including 352 papers in Surgery, 216 papers in Gastroenterology and 206 papers in Pulmonary and Respiratory Medicine. Recurrent topics in Alan Barkun's work include Gastrointestinal Bleeding Diagnosis and Treatment (152 papers), Helicobacter pylori-related gastroenterology studies (103 papers) and Colorectal Cancer Screening and Detection (102 papers). Alan Barkun is often cited by papers focused on Gastrointestinal Bleeding Diagnosis and Treatment (152 papers), Helicobacter pylori-related gastroenterology studies (103 papers) and Colorectal Cancer Screening and Detection (102 papers). Alan Barkun collaborates with scholars based in Canada, United States and France. Alan Barkun's co-authors include Myriam Martel, Marc Bardou, Caroline Reinhold, Jeffrey Barkun, Carlo A Fallone, Elham Rahme, David Armstrong, P M Bret, Majid A. Almadi and Mostafa Atri and has published in prestigious journals such as New England Journal of Medicine, The Lancet and JAMA.

In The Last Decade

Alan Barkun

533 papers receiving 18.3k citations

Hit Papers

International Consensus Recommendations on the Ma... 1998 2026 2007 2016 2010 1998 2013 2014 2021 200 400 600
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.

  1. International Consensus Recommendations on the Management of Patients With Nonvariceal Upper Gastrointestinal Bleeding
    2010 734 citations Alan Barkun et al. profile →
  2. Omeprazole Compared with Misoprostol for Ulcers Associated with Nonsteroidal Antiinflammatory Drugs
    1998 653 citations Alan Barkun et al. profile →
  3. Obesity and colorectal cancer
    2013 591 citations Marc Bardou, Alan Barkun et al. Gut profile →
  4. Optimizing Adequacy of Bowel Cleansing for Colonoscopy: Recommendations From the US Multi-Society Task Force on Colorectal Cancer
    2014 352 citations Alan Barkun, Myriam Martel et al. Gastroenterology profile →
  5. ACG Clinical Guideline: Upper Gastrointestinal and Ulcer Bleeding
    2021 246 citations Loren Laine, Alan Barkun et al. The American Journal of Gastroenterology profile →

Peers

Alan Barkun
Olof Nyrén Sweden
Nicholas J. Shaheen United States
Amnon Sonnenberg United States
Douglas A. Corley United States
Jesper Lagergren Sweden
D Forman United Kingdom
Ian M. Gralnek Israel
Jason A. Dominitz United States
John M. Inadomi United States
Siddharth Singh United States
Olof Nyrén Sweden
Alan Barkun
Citations per year, relative to Alan Barkun Alan Barkun (= 1×) peers Olof Nyrén

Countries citing papers authored by Alan Barkun

Since Specialization
Citations

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

Fields of papers citing papers by Alan Barkun

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Alan Barkun. 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 Alan Barkun. The network helps show where Alan Barkun may publish in the future.

Co-authorship network of co-authors of Alan Barkun

This figure shows the co-authorship network connecting the top 25 collaborators of Alan Barkun. A scholar is included among the top collaborators of Alan Barkun 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 Alan Barkun. Alan Barkun is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Djinbachian, Roupen, Mahsa Taghiakbari, Heiko Pohl, et al.. (2024). AUTONOMOUS ARTIFICIAL INTELLIGENCE VERSUS AI ASSISTED HUMAN OPTICAL DIAGNOSIS OF COLORECTAL POLYPS: A RANDOMIZED CONTROLLED TRIAL. Gastrointestinal Endoscopy. 99(6). AB11–AB11.
2.
Makharia, Govind K, Yeong Yeh Lee, Wai K. Leung, et al.. (2024). Virtual Education is the Need of the Hour for the Global Gastroenterology Community: A Survey of Leaders of Professional Gastroenterology Organizations. Journal of Gastrointestinal and Liver Diseases. 33(3). 418–423.
3.
Alali, Ali, Majid A. Almadi, Myriam Martel, & Alan Barkun. (2024). Mo1185 THE USE OF OVER-THE-SCOPE CLIPS AS PRIMARY HEMOSTATIC MODALITY IN NONVARICEAL UPPER GASTROINTESTINAL BLEEDING: A SYSTEMATIC REVIEW AND META-ANALYSIS OF RANDOMIZED TRIALS.. Gastroenterology. 166(5). S–969. 1 indexed citations
4.
5.
Cooper, Dawn, Neil Hawkes, Srisha Hebbar, et al.. (2024). Hemostatic powder TC-325 as first-line treatment option for malignant gastrointestinal bleeding: a cost–utility analysis in the United Kingdom. Endoscopy. 57(6). 583–592. 1 indexed citations
6.
Alali, Ali & Alan Barkun. (2023). Assessment, Resuscitation and Medical Management of Variceal and Nonvariceal Gastrointestinal Bleeding. Gastrointestinal Endoscopy Clinics of North America. 34(2). 189–203. 2 indexed citations
7.
Callum, Jeannie, Christopher Evans, Alan Barkun, & Keyvan Karkouti. (2023). Nonsurgical management of major hemorrhage. Canadian Medical Association Journal. 195(22). E773–E781. 3 indexed citations
8.
9.
Luu, Maxime, Éric Benzenine, Alan Barkun, et al.. (2019). Safety of first year vaccination in children born to mothers with inflammatory bowel disease and exposed in utero to anti‐TNFα agents: a French nationwide population‐based cohort. Alimentary Pharmacology & Therapeutics. 50(11-12). 1181–1188. 17 indexed citations
10.
Pittayanon, Rapat, Rungsun Rerknimitr, Anapat Sanpavat, et al.. (2017). The risk of gastric cancer in patients with gastric intestinal metaplasia in 5‐year follow‐up. Alimentary Pharmacology & Therapeutics. 46(1). 40–45. 39 indexed citations
11.
LeBlanc, Jean‐Frédéric, Myriam Martel, & Alan Barkun. (2016). Examination of Physicians’ Perception of the Indications of Colorectal Stents in the Management of Malignant Large Bowel Obstruction: A Provincial Survey. Canadian Journal of Gastroenterology and Hepatology. 2016. 1–8. 3 indexed citations
12.
Barkun, Alan, et al.. (2016). Pilot Validation Study: Canadian Global Rating Scale for Colonoscopy Services. Canadian Journal of Gastroenterology and Hepatology. 2016. 1–7. 9 indexed citations
13.
Bardou, Marc, Alan Barkun, & Myriam Martel. (2013). Obesity and colorectal cancer. Gut. 62(6). 933–947. 591 indexed citations breakdown →
14.
Hyslop, Terry, David S. Weinberg, Stephanie Schulz, Alan Barkun, & Scott A. Waldman. (2011). Occult Tumor Burden Predicts Disease Recurrence in Lymph Node–Negative Colorectal Cancer. Clinical Cancer Research. 17(10). 3293–3303. 22 indexed citations
15.
Sewitch, Maida, et al.. (2011). Combining angiotensin-receptor blockers with ACE inhibitors. Canadian Medical Association Journal. 183(9). 1055.2–1055. 1 indexed citations
16.
Zanten, S. J. O. Veldhuyzen van, Naoki Chiba, David Armstrong, et al.. (2005). A Randomized Trial Comparing Omeprazole, Ranitidine, Cisapride, or Placebo in Helicobacter pylori Negative, Primary Care Patients with Dyspepsia: The CADET-HN Study. The American Journal of Gastroenterology. 100(7). 1477–1488. 88 indexed citations
17.
Ginsberg, Gregory G., Alan Barkun, John J. Bosco, et al.. (2003). Endoscope repair by original equipment manufacturers and independent service organizationsJanuary 2003. Gastrointestinal Endoscopy. 57(6). 639–642. 2 indexed citations
18.
Patel, Rig S., et al.. (2001). Endoscopic treatment for laterally spreading tumors in the colon. Gastrointestinal Endoscopy. 53(5). AB188–AB188. 10 indexed citations
19.
Patel, Rig S., et al.. (2001). OMED/WHO/ASGE worldwide project for the prevention of colorectal cancer: International survey results. Gastrointestinal Endoscopy. 53(5). AB188–AB188. 1 indexed citations
20.
Ej, Hinchey, et al.. (1993). Canadian laparoscopic surgery survey.. PubMed. 36(3). 217–24. 7 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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