title: ACQUIRED AGAMMAGLOBULINAEMIA IN SIBLINGS.
mesh_terms: D000038:Abscess; D000361:Agammaglobulinemia; D000486:Allergy and Immunology; D001797:Blood Protein Electrophoresis; D002648:Child; D017074:Common Variable Immunodeficiency; D005826:Genetics, Medical; D006801:Humans; D008581:Meningitis; D011051:Poliomyelitis; D012141:Respiratory Tract Infections; D012698:Serologic Tests; D035781:Siblings
keywords: ABSCESS; AGAMMAGLOBULINEMIA; BLOOD PROTEIN ELECTROPHORESIS; CHILD; GENETICS, HUMAN; IMMUNOLOGY; MENINGITIS; POLIOMYELITIS; RESPIRATORY TRACT INFECTIONS; SERODIAGNOSIS