title: The genetic component in mentally retarded South Indian children.
mesh_terms: D001927:Brain Diseases / Q000150:complications; D002648:Child; D002675:Child, Preschool; D003241:Consanguinity; D005260:Female; D006801:Humans; D007194:India; D007223:Infant; D008607:Intellectual Disability / Q000209:etiology / Q000235:genetics*; D008297:Male; D008661:Metabolism, Inborn Errors / Q000150:complications