1. High-Definition Chromoendoscopy Versus High-Definition White Light Colonoscopy for Neoplasia Surveillance in Ulcerative Colitis: A Randomized Controlled Trial. (October 2019) Authors: Yang, Dong-Hoon; Park, Soo Jung; Kim, Hyun-Soo; Park, Young Sook; Park, Dong Il; Lee, Kang-Moon; Jung, Sung-Ae; Choi, Chang Hwan; Koo, Ja Seol; Cheon, Jae Hee; Yang, Suk-Kyun; Kim, Won Ho; Kim, Jihun; Kim, Hogeun; Ryan Choi, Chang-Ho Journal: American journal of gastroenterology Issue: Volume 114:Number 10(2019) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗