Discordance in Colorectal Polyp Size Determination Between Colonoscopy and Pathology Reporting: 550. (October 2019) - Corona, Edgar; Bastani, Roshan; Yang, Liu; Shao, Paul; Mwengela, Didi; Didero, Michelle; Asokan, Ishan; Bui, Alex; Hsu, William; May, Folasade