title: [Epidemiological aspects of hepatitis B viral infection in preschool children and their parents in a community of southern Taiwan].
mesh_terms: D000328:Adult; D002353:Carrier State / Q000453:epidemiology; D002675:Child, Preschool; D006509:Hepatitis B / Q000453:epidemiology* / Q000235:genetics; D006511:Hepatitis B Antigens / Q000032:analysis; D006801:Humans; D010290:Parents; D013624:Taiwan
chemical_list: D006511:Hepatitis B Antigens