Safety and efficacy of Upadacitinib in patients with primary sclerosing cholangitis: a multicentre, retrospective study - Schregel, Ida; Culver, Emma; Kaur, Senamjit; Trivedi, Palak; Al-Shakhshir, Sarah; Nayagam, Jeremy; Joshi, Deepak; Kent, Alexandra; Shibolet, Haim; Shibolet, Oren; Levy, Cynthia; Martins, Adrielly; Cristoferi, Laura; Viganò, Chiara; Invernizzi, Pietro; Verhelst, Xavier; Paradissis, Agnes; Parkes, Gareth; Schramm, Christoph (Zeitschrift für Gastroenterologie, 2025)