Chinmaya Agarwal, Rajmohan M., Suganya P., Dinesh Dhamodhar, Shreelakshmi S., Prabu D., Bharathwaj V. V., Sindhu R., Prashanthy M. R. “Impact of E-Learning Among Medical, Dental, and Engineering Students During Covid-19 Pandemic in Tamilnadu, India: A Cross-Sectional Study”. Design Engineering, Nov. 2021, pp. 12608-17, http://www.thedesignengineering.com/index.php/DE/article/view/6354.