Further decline of hepatitis B surface antigen (HBsAg) prevalence in Japan.
Oda
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D000293:Adolescent; D000328:Adult; D017677:Age Distribution; D015415:Biomarkers / Q000032:analysis; D005260:Female; D006509:Hepatitis B / Q000453:epidemiology; D006514:Hepatitis B Surface Antigens / Q000032:analysis*; D006801:Humans; D007564:Japan / Q000453:epidemiology; D008297:Male; D008875:Middle Aged; D015995:Prevalence; D017678:Sex Distribution
D015415:Biomarkers; D006514:Hepatitis B Surface Antigens