title: More on the frequency of segmental neurofibromatosis.
mesh_terms: D000293:Adolescent; D005602:France / Q000453:epidemiology; D006801:Humans; D008297:Male; D017253:Neurofibromatoses / Q000453:epidemiology*; D009456:Neurofibromatosis 1 / Q000453:epidemiology; D015995:Prevalence