title: [Some characteristics of chronic carriers of hepatitis B surface antigen].
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D000410:Alanine Transaminase / Q000032:analysis; D002353:Carrier State / Q000453:epidemiology*; D002648:Child; D002675:Child, Preschool; D002681:China; D005260:Female; D006514:Hepatitis B Surface Antigens / Q000032:analysis*; D006513:Hepatitis B e Antigens / Q000032:analysis; D006801:Humans; D007223:Infant; D008297:Male; D008875:Middle Aged; D012737:Sex Factors
chemical_list: D006514:Hepatitis B Surface Antigens; D006513:Hepatitis B e Antigens; D000410:Alanine Transaminase