title: Impact of second-tier testing on the effectiveness of newborn screening.
authors.forename: Donald H
authors.initials: DH
authors.lastname: Chace
authors.forename: W Harry
authors.initials: WH
authors.lastname: Hannon
mesh_terms: D015415:Biomarkers / Q000097:blood; D001800:Blood Specimen Collection; D005189:False Positive Reactions; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008661:Metabolism, Inborn Errors / Q000097:blood / Q000175:diagnosis*; D015997:Neonatal Screening / Q000379:methods*; D012016:Reference Values; D012680:Sensitivity and Specificity; D053719:Tandem Mass Spectrometry
chemical_list: D015415:Biomarkers