Arzu ÇELEBİ KOBAK, et al. “Endoscopic Submucosal Resection of a Rectal Carcinoid Tumor by Cap Aspiration - Snare Resection Method”. Turkish Journal of Gastroenterology, vol. 17, no. 4, July 2019, pp. 313-5, https://tjg.avesjournals.com/index.php/tjg/article/view/2081.