TY - JOUR AU - Domagk, D; Bretthauer, M; Lenz, P TI - Carbon dioxide insufflation improves intubation depth in double-balloon enteroscopy: a randomized, controlled, double-blind trial JO - Endoscopy VL - 39 PY - 2007 DO - 10.1055/s-2007-966990 SP - 1064 EP - 1067 N1 - et al. ER -