title: Summaries for patients. Improving protection against infection in people without enough immunoglobulin.
mesh_terms: D000293:Adolescent; D000328:Adult; D000361:Agammaglobulinemia / Q000276:immunology / Q000628:therapy*; D000368:Aged; D001424:Bacterial Infections / Q000517:prevention & control*; D002648:Child; D002675:Child, Preschool; D018592:Cross-Over Studies; D004311:Double-Blind Method; D004334:Drug Administration Schedule; D005260:Female; D006801:Humans; D007136:Immunoglobulins / Q000097:blood; D016756:Immunoglobulins, Intravenous / Q000008:administration & dosage* / Q000009:adverse effects; D008297:Male; D008875:Middle Aged; D012008:Recurrence
chemical_list: D007136:Immunoglobulins; D016756:Immunoglobulins, Intravenous