3[14]Berkrt J, Hombergen DAMA, Sci B. Cholecystectomy and colon cancer. AmJ Ggastroentesol 1990;85:61
4[15]Linos DA, Beard CM, O' Fallon WM. Cholecystectomy and cancer of large bowel. Lancet 1981;2:379
5[11]Koga A, Yamauchichi S, Lzumi Y. Ultrusonographic detection of early and curable carcinoma of gallbladdder. Br.J Surg 19R5;72:728
6[13]Ichikawa K, Onnashi K, Ichikawa M. Lithotripsy and polypectomy for the gallbladder disease by percutaneous approach. Gastroentesology 1991;100:A319
7[10]Koga A, Watanable K, Ukuyama T. Diagnosis and indication for polypoid lesion of gallbladder. Arch 1988;123:26
