RT Journal Article SR Electronic T1 Localized obliteration of bile ducts JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 664 OP 664 DO 10.1136/adc.50.8.664 VO 50 IS 8 YR 1975 UL http://adc.bmj.com/content/50/8/664.1.abstract AB