Immune deficiency disease.
D000328:Adult; D000361:Agammaglobulinemia; D000917:Antibody Formation; D002648:Child; D005260:Female; D006801:Humans; D007111:Immunity, Cellular; D007153:Immunologic Deficiency Syndromes; D007223:Infant; D007231:Infant, Newborn; D008297:Male