Dr. Prasanna Kumar Sahoo, Prof. Gangadhar Sahoo, Prof. Bhagirathi Kar, Dr. Ruchi Bhuyan. “Invention and Apprehension in Development of Covid 19 Vaccine-A Comprehensive Review”. Annals of the Romanian Society for Cell Biology 25, no. 2 (March 1, 2021): 1325–1329. Accessed April 28, 2024. http://annalsofrscb.ro/index.php/journal/article/view/1085.