title: Hepatitis B surface antigen in Nigerian children with sickle cell anaemia.
mesh_terms: D000293:Adolescent; D000755:Anemia, Sickle Cell / Q000276:immunology*; D002648:Child; D002675:Child, Preschool; D005260:Female; D006514:Hepatitis B Surface Antigens / Q000276:immunology*; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007565:Jaundice / Q000209:etiology / Q000276:immunology; D008297:Male; D009549:Nigeria; D012737:Sex Factors; D065227:Transfusion Reaction
chemical_list: D006514:Hepatitis B Surface Antigens