M. A. . Al-Azzawi, A. .J.Maftool, . A. A. . Al-Shimary, and A. A. . Mohammed, “A Comprehensive Review of Vitamin D3: Metabolism, Functions, and Clinical Implications”, ijmsdh, vol. 9, no. 12, pp. 37–46, Dec. 2023, doi: 10.55640/ijmsdh-09-12-08.