[Immunological evaluation of atoxia telangiectasia in 4 cases observed in 2 families].
D000293:Adolescent; D001260:Ataxia Telangiectasia / Q000235:genetics / Q000276:immunology*; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007122:Immunoelectrophoresis