Kohli, Anil, Santwana Tripathy, Karuna Sharma, Rahul Katyayan, Parkhi Bhatnagar, and Najmus Sahar. “The Impact of 1ST Wave of COVID -19 Unlock and COVID-19 2nd Wave Lockdown ”. UNIVERSITY JOURNAL OF DENTAL SCIENCES 8, no. 2 (March 16, 2022). Accessed April 24, 2024. https://ujds.in/index.php/ujds/article/view/ujds.2022.8.2.10.