title: Screening methods for mental retardation: results of surveys carried out in India.
mesh_terms: D006801:Humans; D007194:India; D008607:Intellectual Disability / Q000453:epidemiology*; D008403:Mass Screening; D009083:Mucopolysaccharidoses / Q000453:epidemiology; D010661:Phenylketonurias / Q000453:epidemiology