title: Penetrance and variability in neurofibromatosis: a genetic study of 60 families.
mesh_terms: D000293:Adolescent; D000328:Adult; D005260:Female; D005799:Genes, Dominant; D005817:Genetic Counseling; D014644:Genetic Variation; D006579:Heterozygote; D006801:Humans; D008607:Intellectual Disability / Q000235:genetics; D008297:Male; D008423:Maternal Age; D009456:Neurofibromatosis 1 / Q000235:genetics*; D010331:Paternal Age; D010375:Pedigree; D010641:Phenotype; D012306:Risk; D012886:Skull / Q000002:abnormalities