Efficacy and safety of over-the-scope clips® com-pared to through-the-scope clips for initial bleeding control in non-variceal upper gastrointestinal bleeding: a multicenter randomized clinical trial. PPCR [Internet]. 2022 Dec. 2 [cited 2024 Jul. 3];8(3):1-9. Available from: https://journal.ppcr.org/index.php/ppcrjournal/article/view/144