title: Hepatitis B antigen in endemic hepatitis in a rural area.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D005260:Female; D006509:Hepatitis B / Q000453:epidemiology; D006511:Hepatitis B Antigens; D006525:Hepatitis, Viral, Human / Q000276:immunology*; D006801:Humans; D007194:India; D007223:Infant; D008297:Male; D008875:Middle Aged; D012424:Rural Population
chemical_list: D006511:Hepatitis B Antigens