3[4]Ravikumar TS, Buenaventura S, Salem RR, D'Andrea B. Intraoperative ultrasonography of liver: detection of occult liver tumors and treatment by cryosurgery. Cancer Detect Prev, 1994; 18:131 - 138
4[5]Polk W, Fong Y, Karpeh M, Blumgart LH. A technique for the use of cryosurgery to assist hepatic resection. J Am Coll. Surg, 1995;180:171-176
5[6]Morris DL, Horton AC, Dilley A, Warlters A, Clingan P. Treatment of hepatic metastases by cryotherapy and regional cytotoxic perfusion. Gut, 1993; 34:1156 -1157
