Suryawanshi, D. M., and R. Venugopal. “Preferences, Perceptions and Barriers to E-Learning Among Medical Students During COVID-19 Pandemic Lockdown in India”. International Journal Of Community Medicine And Public Health, vol. 7, no. 10, Sept. 2020, pp. 4100-4, doi:10.18203/2394-6040.ijcmph20204383.