[Ataxia telangiectasia].
D000293:Adolescent; D000361:Agammaglobulinemia / Q000175:diagnosis; D001260:Ataxia Telangiectasia / Q000175:diagnosis* / Q000276:immunology; D006801:Humans; D007070:Immunoglobulin A; D008297:Male
D007070:Immunoglobulin A
Ataxia-telangiectasia.