Vleggaar, F.P.

patient study stent sclerosing cholangitis liver disease treatment cholangiti factor sclerosing cancer placement biliary group survival stent placement diagnosis portal biliary cirrhosis analysis cirrhosis coliti table surveillance gastroenterology pancreatic result follow-up hepatology tips placement score hospital serum dysplasia number university liver transplantation complication department obstruction biopsy center effect shunt prognostic colorectal month thrombosis netherland neoplasm transplantation colorectal cancer level syndrome bile duct hepatitis stage trial jaundice flammatory bowel disease intrahepatic symptom ursodeoxycholic acid bowel fibrosis portal vein thrombosis signi range risk factors protein model portal tracts rotterdam prednisone tract hemorrhage endoscopic university hospital rotterdam patency progression