PT - JOURNAL ARTICLE AU - Andrew K Ewer TI - Perfusion index cannot be currently recommended as an additional newborn screen for critical congenital heart disease: more data needed AID - 10.1136/archdischild-2018-316515 DP - 2019 May 01 TA - Archives of Disease in Childhood PG - 411--412 VI - 104 IP - 5 4099 - http://adc.bmj.com/content/104/5/411.short 4100 - http://adc.bmj.com/content/104/5/411.full SO - Arch Dis Child2019 May 01; 104