Inborn errors of metabolism. Variability within single diseases.
D000592:Amino Acid Metabolism, Inborn Errors / Q000235:genetics; D005260:Female; D005796:Genes; D014644:Genetic Variation; D005955:Glucosephosphate Dehydrogenase Deficiency / Q000235:genetics; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D008661:Metabolism, Inborn Errors / Q000235:genetics*; D009154:Mutation; D010649:Phenylalanine / Q000378:metabolism; D010661:Phenylketonurias / Q000235:genetics
D010649:Phenylalanine