Mahmoud, H. M., Abdulelah, A. A., Abdullah, M. A., Abdulrahman, M. A., Ahmad, N. F., Ali, M. A., Bandar, M. A., Esraa, S. A., Haneen, J. A., Hussain, A. A., Ibtisam, H. A., Kareem, A. E., Layla, N. A., Rayd, A. A., Rok, H., Wael, K. I., Hana, A. A. (2025). Cost calculation model of introducing Upadacitinib and Risankizumab for adult ulcerative colitis and Crohn’s disease in the Kingdom of Saudi Arabia. Saudi Journal of Gastroenterology. https://doi.org/10.4103/sjg.sjg_245_25