Ravichandran SP, Palanichami MK, Kalaiselvan KK, Muthukumar A, Mahalingam G. Psychological impact of COVID-19 lock-down on college students across India- a cross sectional study. Int J Community Med Public Health [Internet]. 2020 Nov. 25 [cited 2025 Nov. 27];7(12):4917-26. Available from: https://www.ijcmph.com/index.php/ijcmph/article/view/7043