Saraf, N.; Doss, P. S.; Tahakik, S.; Reddy, K. B.; Rangasamy, A.; Swamy, S.; Bharti, A. K.; Bhandari, T.; Singh, J. D.; Ruati, L. Experiences of Online Learning During COVID-19 Pandemic Lockdown Period: A Cross-Sectional Survey Among the College Students in India. Int J Community Med Public Health 2021, 8, 3285-3291.