Al-noori, A. S. ., Salih, A. M. ., & Merza, M. A. . (2025). Vaccination and vitamin D in relation to disease severity and mortality in patients with COVID-19 disease: a follow-up study: COVID-19 status, its Vaccination, and vitamin D. Cellular and Molecular Biology, 71(11), 100–108. https://doi.org/10.14715/cmb/2025.71.11.13