title: Determination and assessment of the stability of phenylalanine and tyrosine in blood spots by HPLC.
authors.forename: W M
authors.initials: WM
authors.lastname: Madira
authors.forename: F
authors.initials: F
authors.lastname: Xavier
authors.forename: J
authors.initials: J
authors.lastname: Stern
authors.forename: A H
authors.initials: AH
authors.lastname: Wilcox
authors.forename: J L
authors.initials: JL
authors.lastname: Barron
mesh_terms: D002851:Chromatography, High Pressure Liquid; D004355:Drug Stability; D006801:Humans; D007231:Infant, Newborn; D015997:Neonatal Screening / Q000592:standards*; D010649:Phenylalanine / Q000097:blood*; D014443:Tyrosine / Q000097:blood*
chemical_list: D014443:Tyrosine; D010649:Phenylalanine