RT Journal Article SR Electronic T1 Harries' Paediatric Gastroenterology JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 1419 OP 1419 DO 10.1136/adc.63.11.1419 VO 63 IS 11 A1 H Marcovitch YR 1988 UL http://adc.bmj.com/content/63/11/1419.1.abstract AB