Chaudhary, Shailendra Singh, Manisha Madhukar Nagargoje, Himalaya Singh, Kunver Viresh Singh, Rinu Kumar, and Waqaar Sayeed. “Variations in Administration of Covid-19 Vaccine During Last 20 Weeks at a Vaccination Center of Agra, Uttar Pradesh”. Indian Journal of Community Health 33, no. 2 (June 30, 2021): 337–343. Accessed March 29, 2024. https://iapsmupuk.org/journal/index.php/IJCH/article/view/2211.