Immunological deficiency diseases.
D000361:Agammaglobulinemia; D001260:Ataxia Telangiectasia; D006402:Hematologic Diseases / Q000276:immunology*; D006689:Hodgkin Disease; D006801:Humans; D007945:Leukemia, Lymphoid; D009101:Multiple Myeloma; D008258:Waldenstrom Macroglobulinemia; D014923:Wiskott-Aldrich Syndrome