A Theory‐Based Educational Booklet Improves Colonoscopy Attendance and Bowel Preparation Quality: 301. (October 2017) - Gausman, Valerie; Quarta, Giulio; Lee, Michelle H.; Chtourmine, Natalia; Ganotisi, Carmelita; Nanton‐Gonzalez, Frances; Ng, Chui Ling; Jun, Jungwon; Perez, Leslie; Sherman, Scott E.; Poles, Michael A.; Liang, Peter S.