RT Journal Article SR Electronic T1 Perinatal management of extreme preterm birth before 27 weeks of gestation: a framework for practice JF Archives of Disease in Childhood - Fetal and Neonatal Edition JO Arch Dis Child Fetal Neonatal Ed FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 232 OP 239 DO 10.1136/archdischild-2019-318402 VO 105 IS 3 A1 Helen Mactier A1 Sarah Elizabeth Bates A1 Tracey Johnston A1 Caroline Lee-Davey A1 Neil Marlow A1 Kate Mulley A1 Lucy K Smith A1 Meekai To A1 Dominic Wilkinson A1 , YR 2020 UL http://fn.bmj.com/content/105/3/232.abstract AB