[Derangement of host defense--immunodeficiency (author's transl)].
D001402:B-Lymphocytes / Q000276:immunology; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007153:Immunologic Deficiency Syndromes / Q000453:epidemiology / Q000276:immunology*; D007564:Japan; D008297:Male; D013601:T-Lymphocytes / Q000276:immunology