T. Ismail, Sara, and Eman A. Sulaiman. 2022. “Overview of the Potential Role of Trace Elements in COVID-19: doi.org 10.26538 Tjnpr V6i6.2”. Tropical Journal of Natural Product Research (TJNPR) 6 (6): 836-41. https://tjnpr.org/index.php/home/article/view/6.