TY - JOUR AU - Saltzman, J R; Cash, B D; Pasha, S F TI - Bowel preparation before colonoscopy JO - Gastrointest Endosc VL - 81 PY - 2015 DO - 10.1016/j.gie.2014.09.048 L3 - PubMed-ID: 25595062 SP - 781 EP - 794 N1 - et al. ER -