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

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 · 573 citations · Full text

ACG Clinical Guideline: Upper Gastrointestinal and Ulcer Bleeding

Loren Laine, Alan Barkun, John R. Saltzman et al. · The American Journal of Gastroenterology · 2021 · 522 citations

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 · 154 citations

Peptic Ulcer Bleeding, Interventional Endoscopic Ultrasound, Gastroenterology +5

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 · 151 citations · Full text

Best Practice Statements, Program Implementation, Education +20