RT Journal Article SR Electronic T1 Pediatric Urology JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 173 OP 173 DO 10.1136/adc.66.1.173-a VO 66 IS 1 A1 D F M Thomas YR 1991 UL http://adc.bmj.com/content/66/1/173.2.abstract AB