Günegül Y, Tozlu M, Demiral YE, Eminler AT, Uslan M İhsan. Leukocytoclastic Vasculitis Occurring During Upadacitinib Therapy in Ulcerative Colitis: A Case Report. Turkish Journal of Gastroenterology [Internet]. 2026 Jan. 28 [cited 2026 Feb. 11];. Available from: https://turkjgastroenterol.org/index.php/tjg/article/view/4413