title: Type-B hepatitis in Lagos.
abstract: Hepatitis B-antigen (HBsAg) was detected in 46.4% of 97 patients with acute viral hepatitis seen at the Lagos University Teaching Hospital, Nigeria. The mode of infection was not clear in the majority of cases. It is concluded that type-B hepatitis infection is a frequent cause of viral hepatitis in Nigeria.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D005260:Female; D006509:Hepatitis B / Q000453:epidemiology* / Q000276:immunology; D006514:Hepatitis B Surface Antigens / Q000032:analysis; D006801:Humans; D008297:Male; D009549:Nigeria
chemical_list: D006514:Hepatitis B Surface Antigens