RT Journal Article SR Electronic T1 CORRECTION JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 453 OP 453 DO 10.1136/adc.2002.023416corr1 VO 91 IS 5 YR 2006 UL http://adc.bmj.com/content/91/5/453.3.abstract AB