Rusmauli Lumban Gaol, Cindy Rutfani Hutauruk. Overview of Public Knowledge Towards the Prevention of COVID-19 Transmission at Environment IV of Sidikalang Village 2022. Jurnal EduHealth [Internet]. 2022 Jun. 24 [cited 2026 Apr. 17];13(01):1-5. Available from: https://ejournal.seaninstitute.or.id/index.php/healt/article/view/243