title: A COMPARISON OF TWO BLOOD PHENYLALANINE ASSAY PROCEDURES IN THE DIAGNOSIS OF PHENYLKETONURIA.
mesh_terms: D001681:Biological Assay; D001774:Blood Chemical Analysis; D003933:Diagnosis; D005470:Fluorometry; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D010649:Phenylalanine; D010661:Phenylketonurias
chemical_list: D010649:Phenylalanine
keywords: BLOOD CHEMICAL ANALYSIS; DIAGNOSIS; FLUOROMETRY; INFANT, NEWBORN; PHENYLALANINE; PHENYLKETONURIA