Ibrahim, S. J. ., Bdaiwi, L. F. ., Al Sherbit, M. A. . and Zidan, Y. F. . (2023) “Evaluation the Role of Vitamin B12 and Ferritin in Obese Patients Who Underwent Gastric Sleeve Surgery”, Central Asian Journal of Medical and Natural Science, 4(4), pp. 302–310. doi: 10.51699/cajmns.v4i4.1701.