Grigorios I. Leontiadis

ACG Clinical Guideline: Treatment of Helicobacter pylori Infection

William D. Chey, Grigorios I. Leontiadis, Colin W. Howden et al. · The American Journal of Gastroenterology · 2017 · 1.6K citations

Pharmacy, Infectious Diseases, Pharmacotherapy +15

Management of Nonvariceal Upper Gastrointestinal Bleeding: Guideline Recommendations From the International Consensus Group

Alan Barkun, Majid A. Almadi, Ernst J. Kuipers et al. · Annals of Internal Medicine · 2019 · 626 citations · Full text

Medicine, Hematology, Internal Medicine +17

ACG Clinical Guideline: Upper Gastrointestinal and Ulcer Bleeding

Loren Laine, Alan Barkun, John R. Saltzman et al. · The American Journal of Gastroenterology · 2021 · 584 citations

Medicine, Emergency Medicine, Pharmacotherapy +17

Good or best practice statements: proposal for the operationalisation and implementation of GRADE guidance

Omar Dewidar, Tamara Lotfi, Miranda Langendam et al. · BMJ evidence-based medicine · 2022 · 164 citations · Full text

Pharmacy, Health Policy, Evidence-based Practice +16

Relationship between timing of endoscopy and mortality in patients with peptic ulcer bleeding: a nationwide cohort study

Stig Borbjerg Laursen, Grigorios I. Leontiadis, Adrian J. Stanley et al. · Gastrointestinal Endoscopy · 2016 · 159 citations

Medicine, Clinical Sciences, Internal Medicine +11