J. G. Stage, S. Schulze, P. Møller, H. Overgaard, M. Andersen, V. B. Rebsdorf-Pedersen, H. J. Nielseni,
Prospective randomized study of laparoscopic versus open colonic resection for adenocarcinoma British Journal of Surgery. ,vol. 84, pp. 391- 396 ,(1997) ,
10.1046/J.1365-2168.1997.02516.X