Nimer, R. M., Khabour, O. F., Swedan, S. F., & Kofahi, H. M. (2022). The impact of vitamin and mineral supplements usage prior to COVID-19 infection on disease severity and hospitalization. Biomolecules and Biomedicine, 22(5), 826–832. https://doi.org/10.17305/bjbms.2021.7009