title: Immunoglobulin G subclass determination in diagnosis and management of antibody deficiency syndromes.
mesh_terms: D000328:Adult; D002648:Child; D006193:Haemophilus influenzae / Q000276:immunology; D006801:Humans; D007074:Immunoglobulin G / Q000276:immunology / Q000627:therapeutic use; D007153:Immunologic Deficiency Syndromes / Q000175:diagnosis* / Q000276:immunology / Q000628:therapy; D011135:Polysaccharides, Bacterial / Q000276:immunology; D012008:Recurrence; D012141:Respiratory Tract Infections / Q000276:immunology
chemical_list: D007074:Immunoglobulin G; D011135:Polysaccharides, Bacterial