PhenylketonuriasPhenylketonuria, MaternalPhenylalanine HydroxylasePhenylalaninePhenylpyruvic AcidsBiopterinNeonatal ScreeningAnabaena variabilisMetabolism, Inborn ErrorsMicrocephalyInfant, NewbornDiet TherapyIntelligencePhenylalanine Ammonia-LyaseHomogentisic AcidCongenital HypothyroidismIntellectual DisabilityDiet, Protein-RestrictedGalactosemiasTyrosine