6Ouillou PJ, Quirke P, Thorpe H, et al. Short-term endpoints of conventional versus laparoscopic-assisted surgery in patients with eolorectal cancer (MRC CLASICC trial) : multieentre, randomised controlled trial. Lancet, 2005, 365 (9472): 1718-1726.
7Kaiser AM, Kang JC, Chan LS, et al. Laparoscopic-assisted vs open colectomy for colon cancer: a prospective randomized trial. Laparoendose Adv Surg Teeh A, 2004, 14 (6): 329-334.
8Guillou PJ, Quirke P, Thorpe H, et al. Short-term endpoints of conventional versus laparoscopic-assisted surgery in patients with colorectal cancer (MRC CLASICC trial) : multicentre, randomised controlled trial. Lancet, 2005, 365 (9472): 1718-1726.
9Kaiser AM, Kang JC, Chan LS, et al. Laparoscopic-assisted vs. open colectomy for colon cancer: a prospective randomized trial. Laparoendosc Adv Surg Tech A, 2004, 14 (6) : 329-334.