Zinah Abbass Ali, Hiba Resheed Behayaa, Samar Hasan Shammar, and Thana Mohammed Juda, “The role of vitamin D deficiency with COVID-19, a review”, J. K. Chem. Sci., vol. 3, no. 2, pp. 225–237, Jun. 2024, doi: 10.36329/jkcm/2024/v3.i2.13229.