RT Journal Article SR Electronic T1 Fantoms 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 457 OP 457 DO 10.1136/archdischild-2022-324737 VO 107 IS 5 A1 Ben J Stenson YR 2022 UL http://fn.bmj.com/content/107/5/457.abstract AB