title: [The German phenylketonuria study. Description of a longitudinal study and its results].
authors.forename: E
authors.initials: E
authors.lastname: Schmidt
mesh_terms: D006801:Humans; D008607:Intellectual Disability / Q000175:diagnosis*; D008137:Longitudinal Studies; D010661:Phenylketonurias / Q000175:diagnosis / Q000178:diet therapy*