Kurian, N. M., S. Baisil, and S. Datta. “Mental Health Problems During COVID-19 Lockdown Among Adults in Ernakulam District, Kerala”. International Journal Of Community Medicine And Public Health, vol. 8, no. 12, Nov. 2021, pp. 5791-5, doi:10.18203/2394-6040.ijcmph20214440.