title: Performance of neonatal screening programme must be monitored.
authors.forename: A
authors.initials: A
authors.lastname: Galloway
authors.forename: J
authors.initials: J
authors.lastname: Stevenson
mesh_terms: D003409:Congenital Hypothyroidism; D004739:England; D006801:Humans; D007037:Hypothyroidism / Q000175:diagnosis; D007231:Infant, Newborn; D015997:Neonatal Screening / Q000592:standards*; D010661:Phenylketonurias / Q000175:diagnosis*