Dr. K. Deepa, Dr. Preethi Anand, and Dr. S. Kothai. “A Review of Investigational Treatments for Covid-19 - Zinc Supplementary”. Journal of Science & Technology (JST) 6, no. 3 (May 20, 2021): 17–20. Accessed June 30, 2024. https://jst.org.in/index.php/pub/article/view/792.