Bansal, Sudhanshu, Sofia Thomas, Abhishek Gangwar, and Amit Sharma. “A Literature Review on Impact of COVID-19 and Current Immunization Status: The Indian Scenario”. Biological Sciences 2, no. 1 (February 1, 2022): 127–136. Accessed May 9, 2026. https://irrespub.com/biolsciences/index.php/1/article/view/15.