title: Letter: Australia antigen and malignant hepatoma.
mesh_terms: D000368:Aged; D006528:Carcinoma, Hepatocellular / Q000276:immunology*; D004781:Environmental Exposure; D006115:Greece; D006511:Hepatitis B Antigens / Q000032:analysis*; D006801:Humans; D008103:Liver Cirrhosis / Q000276:immunology; D008113:Liver Neoplasms / Q000276:immunology*; D008875:Middle Aged
chemical_list: D006511:Hepatitis B Antigens