Purba, Imanuel E S, et al. “Attitude, Knowledge and Compliance of the Community in Implementing the Protocol for Handling of COVID-19 to Prevent the Transmission of COVID-19 Infection: A Literacy Study”. Journal of Medical and Health Studies, vol. 4, no. 2, Mar. 2023, pp. 38-46, https://doi.org/10.32996/jmhs.2023.4.2.6.