RT Journal Article SR Electronic T1 Professor Leighton 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 352 OP 352 DO 10.1136/adc.67.3.352-a VO 67 IS 3 YR 1992 UL http://adc.bmj.com/content/67/3/352.4.abstract AB