Factors Associated With Outcomes of Patients With Primary Sclerosing Cholangitis and Development and Validation of a Risk Scoring System by Goode, EC, Clark, AB, Mells, GF, Srivastava, B, Spiess, K, Gelson, WTH, Trivedi, PJ, Lynch, KD, Castren, E, Vesterhus, MN, Karlsen, TH, Ji, S-G, Anderson, CA, Thorburn, D, Hudson, M, Heneghan, MA, Aldersley, MA, Bathgate, A, Sandford, RN, Alexander, GJ, Chapman, RW, Walmsley, M, Uk-PSC Consortium, Hirschfield, GM, Rushbrook, SM