Clinical outcomes of colorectal endoscopic submucosal dissection and risk factors associated with piecemeal resection - Seo, Myeongsook; Yang, Dong-Hoon; Kim, Jihun; Song, Eun Mi; Kim, Gwang Un; Hwang, Sung Wook; Park, Sang Hyoung; Kim, Kyung-Jo; Ye, Byong Duk; Byeon, Jeong-Sik; Myung, Seung-Jae; Yang, Suk-Kyun (Turkish Journal of Gastroenterology, 2018)