title: [Antigen of hepatitis B in Down's syndrome].
mesh_terms: D000293:Adolescent; D000956:Antigens, Viral / Q000032:analysis*; D002648:Child; D002675:Child, Preschool; D004314:Down Syndrome / Q000276:immunology*; D006506:Hepatitis A / Q000276:immunology*; D006801:Humans
chemical_list: D000956:Antigens, Viral
vernacular_title: Antígeno da hepatite B na sindrome de Down