title: [Frequency of mental deficiency in phenylketonuria].
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D005260:Female; D005860:Germany, West; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008607:Intellectual Disability / Q000209:etiology*; D008297:Male; D010661:Phenylketonurias / Q000150:complications / Q000453:epidemiology*; D012737:Sex Factors
vernacular_title: Zur Frage der Häufigkeit des Schwachsinns bei Phenylketonurie.