Ullah Z, Shah W, Hidayat R, Riaz U, Naseer A, Khan H. Frequency of anemia in patients presenting with ulcerative colitis. Int. J. of Health Sci. [Internet]. 2023 Mar. 26 [cited 2026 Jun. 11];6(S10):1559-66. Available from: https://sciencescholar.us/journal/index.php/ijhs/article/view/14097