RT Journal Article SR Electronic T1 Urinary Tract Duplication in Childhood JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 180 OP 189 DO 10.1136/adc.36.186.180 VO 36 IS 186 A1 J. H. Johnston YR 1961 UL http://adc.bmj.com/content/36/186/180.abstract AB