RT Journal Article SR Electronic T1 Laparoscopic surgery for congenital biliary dilatation accompanied by accessory hepatic ducts: a report of seven cases JF World Journal of Pediatric Surgery JO World Jnl Ped Surgery FD BMJ Publishing Group Ltd SP e000359 DO 10.1136/wjps-2021-000359 VO 5 IS 2 A1 Zhang, Yuebin A1 Yu, Jia A1 Qingjiang, Chen A1 Cai, Duote A1 Gao, Zhigang YR 2022 UL http://wjps.bmj.com/content/5/2/e000359.abstract AB