1. 1. Fong Y , Sun RL , Jarnagin W , Blumgart LH. An analysis of 412 cases of hepatocellular carcinoma at a Western center. Ann Surg 1999; 229: 790-9; discussion 799-800.
2. 2. Arii S , Yamaoka Y , Futagawa S , et al. Results of surgical and nonsurgical treatment for small-sized hepatocellular carcinomas: a retrospective and nationwide survey in Japan. The Liver Cancer Study Group of Japan. Hepatology 2000; 32: 1224-9.
3. 3. Primary liver cancer in Japan. Clinicopathologic features and results of surgical treatment. Liver Cancer Study Group of Japan. Ann Surg 1990; 211: 277-87.
4. 4. Ebara M , Ohto M , Sugiura N , et al. Percutaneous ethanol injection for the treatment of small hepatocellular carcinoma. Study of 95 patients. J Gastroenterol Hepatol 1990; 5: 616-26.
5. 5. Castells A , Bruix J , Bru C , et al. Treatment of small hepatocellular carcinoma in cirrhotic patients: a cohort study comparing surgical resection and percutaneous ethanol injection. Hepatology 1993; 18: 1121-6.