title: Rapid quantitative determination of plasma phenylalanine and tyrosine by automated ion-exchange chromatography using an internal standard.
mesh_terms: D001322:Autoanalysis / Q000379:methods; D002852:Chromatography, Ion Exchange / Q000379:methods; D006801:Humans; D010649:Phenylalanine / Q000097:blood*; D014443:Tyrosine / Q000097:blood*
chemical_list: D014443:Tyrosine; D010649:Phenylalanine