TY - JOUR AU - ViƱuela, E F; Gonen, M; Brennan, M F TI - Laparoscopic versus open distal gastrectomy for gastric cancer: a meta-analysis of randomized controlled trials and high-quality nonrandomized studies JO - Ann Surg VL - 255 PY - 2012 DO - 10.1097/SLA.0b013e31824682f4 SP - 446 EP - 456 N1 - et al. ER -