title: The advantage of phenylalanine to tyrosine ratio for the early detection of phenylketonuria.
authors.affiliation: Department of Paediatrics, Montefiore Medical Center/Albert Einstein College of Medicine, Bronx, New York 10467, USA.
authors.forename: P A
authors.initials: PA
authors.lastname: Levy
authors.forename: J B
authors.initials: JB
authors.lastname: Miller
authors.forename: E
authors.initials: E
authors.lastname: Shapira
mesh_terms: D006801:Humans; D007231:Infant, Newborn; D015997:Neonatal Screening / Q000379:methods*; D010649:Phenylalanine / Q000097:blood*; D010661:Phenylketonurias / Q000097:blood / Q000175:diagnosis*; D014443:Tyrosine / Q000097:blood*
chemical_list: D014443:Tyrosine; D010649:Phenylalanine