Wolfhagen, F.H.J.

patient biliary cirrhosis biliary cirrhosis treatment disease liver study group effect ursodeoxycholic acid prednisone trial therapy ursodeoxycholic gastroenterology bilirubin stage histological month level serum hepatology surveillance colonoscopy result surveillance remission bone loss ofudca inflammation azathioprine figure bile acids change table bile salts 1 year improvement entry etidronate liver transplantation symptom transplantation corticosteroids colonoscopy response range difference placebo pruritu decrease treatment arm parameter udca treatment control group rotterdam poupon hepatic sicam-l activity randomized cholestatic liver disease cholestatic pbc patients hospital disease activity progression stiehl liver disease adhesion baseline class schalm criteria schalm sw biliary enrichment expression combination marker antibody