TY - JOUR AU - Vargo, J; Cohen, L B; Rex, D K TI - Position Statement: Nonanesthesiologist Administration of Propofol for GI Endoscopy JO - Gastroenterology VL - 137 PY - 2009 DO - 10.1053/j.gastro.2009.09.050 SP - 2161 EP - 2167 N1 - et al. ER -