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 F448 OP F448 DO 10.1136/fn.88.6.F448-a VO 88 IS 6 A1 Ben Stenson YR 2003 UL http://fn.bmj.com/content/88/6/F448.2.abstract AB