title: Letter: Genetic disorders in gypsies.
mesh_terms: D005006:Ethnicity; D030342:Genetic Diseases, Inborn / Q000453:epidemiology*; D005828:Genetics, Population; D006801:Humans; D007966:Leukodystrophy, Metachromatic / Q000235:genetics; D009759:Nystagmus, Pathologic / Q000151:congenital; D010661:Phenylketonurias / Q000235:genetics; D014852:Wales