RT Journal Article SR Electronic T1 Does pulsatility index add value to newborn pulse oximetry screening for critical congenital heart disease? JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 504 OP 506 DO 10.1136/archdischild-2018-315891 VO 104 IS 5 A1 Jonathan Searle A1 Devangi Dilipkumar Thakkar A1 Jayanta Banerjee YR 2019 UL http://adc.bmj.com/content/104/5/504.abstract AB