title: Australia antigen in Singapore Chinese patients with hepatocellular carcinoma and comparison groups: influence of technique sensitivity on differential frequencies.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D044466:Asian People; D044383:Black People; D001782:Blood Donors; D006528:Carcinoma, Hepatocellular / Q000453:epidemiology* / Q000276:immunology; D002648:Child; D005260:Female; D006511:Hepatitis B Antigens / Q000302:isolation & purification*; D006801:Humans; D007104:Immune Adherence Reaction; D008113:Liver Neoplasms / Q000453:epidemiology* / Q000276:immunology; D008297:Male; D008722:Methods; D008875:Middle Aged; D012846:Singapore; D014454:Uganda
chemical_list: D006511:Hepatitis B Antigens