RT Journal Article SR Electronic T1 Lucina JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 116 OP 116 DO 10.1136/adc.2010.207175 VO 96 IS 1 YR 2011 UL http://adc.bmj.com/content/96/1/116.abstract AB