title: Prevalence of hepatitis B infection markers in representative areas of Nigeria.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D005260:Female; D006509:Hepatitis B / Q000175:diagnosis / Q000453:epidemiology*; D006510:Hepatitis B Antibodies / Q000032:analysis; D006514:Hepatitis B Surface Antigens / Q000032:analysis; D006801:Humans; D007223:Infant; D008297:Male; D008875:Middle Aged; D009549:Nigeria; D011247:Pregnancy
chemical_list: D006510:Hepatitis B Antibodies; D006514:Hepatitis B Surface Antigens