TY - JOUR AU - Tamegai, Y; Saito, Y; Masaki, N TI - Endoscopic submucosal dissection: a safe technique for colorectal tumors JO - Endoscopy VL - 39 PY - 2007 DO - 10.1055/s-2007-966427 L3 - PubMed-ID: 17516348 SP - 418 EP - 422 N1 - et al. ER -