Clip Closure and PuraStat for Prevention of Clinically Significant Delayed Bleeding after Colorectal Endoscopic Submucosal Dissection: A Prospective, Observational Study oleh Mihai Ciocîrlan, Dana Bilous, Andrei Gîla, Daniel-Corneliu Leucuta, Daniela Mihailă, Adrian Tulin, Anca Gheorghiu, Elena Tianu, Cătălina Vlăduț