title: Epidemiology of viral hepatitis B in the tropics.
mesh_terms: D000818:Animals; D000914:Antibodies, Viral; D002675:Child, Preschool; D009033:Culicidae; D005260:Female; D006509:Hepatitis B / Q000453:epidemiology* / Q000517:prevention & control / Q000635:transmission; D006511:Hepatitis B Antigens / Q000032:analysis; D006801:Humans; D007114:Immunization; D007223:Infant; D007303:Insect Vectors; D008297:Male; D009549:Nigeria; D014329:Tropical Climate; D014765:Viral Vaccines
chemical_list: D000914:Antibodies, Viral; D006511:Hepatitis B Antigens; D014765:Viral Vaccines