title: Severe bronchial asthma in a child with IgA (Beta 2A) deficiency.
mesh_terms: D000361:Agammaglobulinemia / Q000150:complications; D000906:Antibodies; D001249:Asthma / Q000150:complications / Q000276:immunology*; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007106:Immune Sera; D005779:Immunodiffusion; D007122:Immunoelectrophoresis; D007073:Immunoglobulin E; D012882:Skin Tests
chemical_list: D000906:Antibodies; D007106:Immune Sera; D007073:Immunoglobulin E