RT Journal Article SR Electronic T1 Dr Clarke comments JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 1142 OP 1142 DO 10.1136/adc.61.11.1142-a VO 61 IS 11 YR 1986 UL http://adc.bmj.com/content/61/11/1142.2.abstract AB