Recurrent Intestinal Bleeding from jejunojejunostomy Caused by Portal Hypertension Following Hepatoportojejunostomy in Extra Hepatic Biliary Atresia (EHBA) - Successful Treatment by Transjugular Intrahepatic Portosystemic Shunt (TIPS) - Astfalk, W; Huppert, P E; Schweizer, P; Plinta-Zgrabczynski, A (European Journal of Pediatric Surgery, 1997)