RT Journal Article SR Electronic T1 Dr Hambourg and co-workers comment JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 810 OP 810 DO 10.1136/adc.54.10.810 VO 54 IS 10 A1 Hambourg, Michael YR 1979 UL http://adc.bmj.com/content/54/10/810.abstract AB