TY - JOUR AU - Nam, M J; Sohn, D K; Hong, C W TI - Cost comparison between endoscopic submucosal dissection and transanal endoscopic microsurgery for the treatment of rectal tumors JO - Ann Surg Treat Res VL - 89 PY - 2015 DO - 10.4174/astr.2015.89.4.202 L3 - PubMed-ID: 26448919 SP - 202 EP - 207 N1 - et al. ER -