Kasturi R Nath, Anaswara Karthika P, Vipin Kumar, and Jossy John. 2021. “Change in Covid19 Related Perception and Practices Amid Inhabitants Of Kerala, Post Primary Level Intervention: A Field Trial Done After the Peak of Second Wave”. International Journal of Health and Clinical Research 4 (23):249-52. https://www.ijhcr.com/index.php/ijhcr/article/view/3680.