title: Letter: Phenotypic manifestations of ataxia-telangiectasia.
mesh_terms: D000293:Adolescent; D000328:Adult; D001260:Ataxia Telangiectasia / Q000235:genetics*; D002648:Child; D006579:Heterozygote; D006720:Homozygote; D006801:Humans; D008875:Middle Aged; D010641:Phenotype