“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”. Principles and Practice of Clinical Research 8, no. 3 (December 2, 2022): 1–9. Accessed November 21, 2024. https://journal.ppcr.org/index.php/ppcrjournal/article/view/144.