1. Comparison of Bowel Preparation Quality Scales Used in Randomized Controlled Trials of Patients Undergoing Colonoscopy: 354. (October 2016) Authors: Bertiger, Gerald; Epstein, Michael; Walker, Anne Hutson; Almansa, Cristina; Dahdal, David Journal: American journal of gastroenterology Issue: Volume 111(2016)Supplement Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗