RT Journal Article SR Electronic T1 Dr Beverley 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 809 OP 809 DO 10.1136/adc.54.10.809 VO 54 IS 10 A1 Beverley, D. W. A1 Hughes, C. A. A1 Davies, D. P. A1 Harran, M. J. A1 Ducker, D. A. YR 1979 UL http://adc.bmj.com/content/54/10/809.1.abstract AB