The Relationship of Knowledge Level with Community Behaviour in the Swiss Cheese Prevention Efforts Model of Covid-19 Transmission During New Normal Era in Surabaya: http://www.doi.org/10.26538/tjnpr/v6i10.15. Tropical Journal of Natural Product Research , [S. l.], v. 6, n. 10, p. 1650–1653, 2022. Disponível em: https://www.tjnpr.org/index.php/home/article/view/1218. Acesso em: 1 jan. 2026.