Rehman Mir, H., H. . Abid, M. . Walait, and S. Afzal. “COVID-19: A Review on Various Therapeutic and Nutritional Approaches”. Pakistan Journal of Biochemistry and Biotechnology, vol. 3, no. 1, May 2020, pp. 12-25, doi:10.52700/pjbb.v3i1.67.