1.
Abbas BG, Al Khalidi NM, Jasim AH. Level of serum 25(OH) vitamin D among hospitalized COVID-19 patients in Iraq, Diwaniyah city. Int. J. of Health Sci. [Internet]. 2022 Jun. 10 [cited 2026 Jun. 21];6(S1):14475-80. Available from: https://sciencescholar.us/journal/index.php/ijhs/article/view/8742