P, YAZHLINI, DR. MURALIDHARAN. N.P, and DR. JAYALAKSHMI SOMASUNDARAM. 2020. “Mutation in Virus and Genetic Alteration in Viruses - A Review”. The Journal of Contemporary Issues in Business and Government 26 (2):1395-1404. https://cibgp.com/au/index.php/1323-6903/article/view/410.