title: Cellular immune functions in sickle cell anemia.
mesh_terms: D000293:Adolescent; D000755:Anemia, Sickle Cell / Q000276:immunology*; D002648:Child; D002675:Child, Preschool; D006801:Humans; D006968:Hypersensitivity, Delayed / Q000209:etiology; D007111:Immunity, Cellular; D007223:Infant; D008213:Lymphocyte Activation; D013601:T-Lymphocytes / Q000276:immunology*