title: [Effectiveness of treatment of phenylketonuria in a mentally retarded 2-year-old boy].
mesh_terms: D000367:Age Factors; D002675:Child, Preschool; D006801:Humans; D008607:Intellectual Disability / Q000175:diagnosis; D008297:Male; D010649:Phenylalanine / Q000008:administration & dosage; D010661:Phenylketonurias / Q000175:diagnosis / Q000178:diet therapy*
chemical_list: D010649:Phenylalanine
vernacular_title: Ocena skuteczności leczenia fenyloketonurii rozpoznanej w drugim roku zycia u chłopca z niedorozwojem umysłowym.