RT Journal Article SR Electronic T1 An unusual cause of cyanosis after intra-extra cardiac Fontan procedure: anastomotic leakage between conduit and inferior vena cava JF World Journal of Pediatric Surgery JO World Jnl Ped Surgery FD BMJ Publishing Group Ltd SP e000636 DO 10.1136/wjps-2023-000636 VO 6 IS 4 A1 Xu, Jiajun A1 Xu, Weize A1 Yu, Jin A1 Shi, Shanshan A1 Shu, Qiang A1 Shi, Zhuo YR 2023 UL http://wjps.bmj.com/content/6/4/e000636.abstract AB