title: [Epidemiological analysis of the etiological relationship between primary hepatocarcinoma and hepatitis B virus].
mesh_terms: D000293:Adolescent; D000328:Adult; D016604:Aflatoxin B1; D000348:Aflatoxins / Q000633:toxicity; D000367:Age Factors; D000368:Aged; D006528:Carcinoma, Hepatocellular / Q000453:epidemiology / Q000209:etiology*; D002648:Child; D002675:Child, Preschool; D002681:China; D005260:Female; D005506:Food Contamination; D006509:Hepatitis B / Q000150:complications*; D006514:Hepatitis B Surface Antigens / Q000032:analysis; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008113:Liver Neoplasms / Q000453:epidemiology / Q000209:etiology*; D008297:Male; D008875:Middle Aged; D012737:Sex Factors
chemical_list: D000348:Aflatoxins; D006514:Hepatitis B Surface Antigens; D016604:Aflatoxin B1