TY - JOUR AU - Waye, J D; Heigh, R I; Rex, D K TI - A retrograde-viewing device improves detection of adenomas in the colon: a prospective efficacy evaluation JO - Gastrointest Endosc VL - 71 PY - 2010 DO - 10.1016/j.gie.2009.09.043 SP - 551 EP - 556 N1 - et al. ER -