title: Primary immunodeficiency diseases. Report of a WHO sponsored meeting.
mesh_terms: D003165:Complement System Proteins / Q000172:deficiency; D005802:Genes, MHC Class II; D006801:Humans; D007111:Immunity, Cellular; D007153:Immunologic Deficiency Syndromes / Q000145:classification / Q000175:diagnosis / Q000209:etiology*; D007159:Immunologic Tests; D010586:Phagocytes / Q000276:immunology; D014944:World Health Organization
chemical_list: D003165:Complement System Proteins