1. Munoz N, Lincell A (1982) Epidemiology of primary liver cancer. In: Correa P, Haenszel W (eds) Epidemiology of cancer of the digestive tract. Martinus Nijhoff, Hague, 161–195
2. Munoz N, Bosch X (1987) Epidemiology of hepatocellular carcinoma. In: Okuda K, Ishak KG (eds) Neoplasms of the liver. Springer, Tokyo. 3–19
3. Waterhouse J AH, Nuir CS, Correa P, Powell J (1976) Cancer incidence in five continents, Vol III. Internatiuonal Agency for Research on Cancer, Lyon
4. Melato M, Laurino L, Mucli E, Valente M, Okuda K (1989) Relationship between cirrhosis, liver cancer, and hepatic metastases. An autopsy study. Cancer 64: 455–459
5. Okuda K, Beasley RP (1982) Epidemiology. In: Okuda K, Mackay I (eds) Hepatocellular carcinoma. UICC, Geneva, 9–30