Title	BISCIT: Biliary Interventions in critically ill patients with Secondary Sclerosing Cholangitis – a multicenter, randomized, controlled parallel group trial
Trial Registration	ClinicalTrials.gov, NCT05396755, date of registration: May 31st 2022
Protocol Version	Version 1.0, February 23rd 2022
Funding	German Research Foundation (DFG, VO 2458/1–1) The German Research Foundation is neither involved in developing the design of the study nor in collection, analysis, and interpretation of the data or in writing of the manuscript.
Author Details	Klaus Stahl1, Friederike Klein1, Torsten Voigtländer2, Anika Großhennig3, Thorsten Book2, Tobias Müller4, Armin Kuellmer5, Jochen Weigt6, Alexander Dechene7, Edris Wedi8, Arne Kandulski9, Christian M. Lange10, Dennis Holzwart3, Dorothee von Witzendorff1, Kristina I. Ringe11, Heiner Wedemeyer1, Benjamin Heidrich1 1Hannover Medical School, Department of Gastroenterology, Hepatology and Endocrinology, Hannover, Germany 2Clementinenkrankenhaus Hannover, Department of Gastroenterology, Hannover, Germany 3Hannover Medical School, Department of Biostatistics, Hannover, Germany 4Charite University Medicine Berlin, Campus Charite Mitte/Campus Virchow Clinic, Department of Hepatology and Gastroenterology, Berlin, Germany 5University Hospital Freiburg, Clinic for Gastroenterology, Hepatology, Endocrinology and Infectious Diseases, Freiburg, Germany 6University Hospital Magdeburg, Clinic for Gastroenterology, Hepatology and Infectious Diseases, Magdeburg, Germany 7Hospital Nurnberg, Department of Gastroenterology and Endocrinology, Nurnberg, Germany 8Sana Hospital Offenbach, Department of Gastroenterology, Gastro-oncology and Interventional Endoscopy, Offenbach, Germany 9University Hospital Regensburg, Department of Gastroenterology, Endocrinology, Infectious Diseases and Rheumatology, Regensburg, Germany 10University Hospital Munich (LMU), Department of Gastroenterology and Hepatology, Munich, Germany 11Hannover Medical School, Department of Diagnostic and Interventional Radiology, Hannover, Germany
Name and Contact Information for Trial Sponsor	Hannover Zentrum für Klinische Studie (ZKS), Hannover Medical School Carl-Neuberg Strasse 1, 30,625 Hannover, Germany
Role of Sponsor	Investigator initiated trial