Phenylketonuria and its variants.
D006801:Humans; D007231:Infant, Newborn; D007527:Isoenzymes / Q000378:metabolism*; D008099:Liver / Q000201:enzymology*; D010651:Phenylalanine Hydroxylase / Q000378:metabolism*; D010661:Phenylketonurias / Q000178:diet therapy / Q000201:enzymology* / Q000235:genetics
D007527:Isoenzymes; D010651:Phenylalanine Hydroxylase