Tsujinaka, Kaito, Marina Kannno, Atsushi Ogawa, Kei Kawada, Mitsuhiro Goda, Hisanori Uehara, and Keisuke Ishizawa. “Potential Role of Upadacitinib in Cytomegalovirus Colitis Recurrence”. European Journal of Case Reports in Internal Medicine 12, no. 5 (April 18, 2025). Accessed November 3, 2026. https://ejcrim.com/index.php/ejcrim/article/view/5309.