Maghfiroh, Lutfi Rahmatuti, and Tiodora Hadumaon Siagian. “Why After Fully Covid-19 Vaccinated, We Are Still Obliged to Implement Health Protocols: An Evidence-Based on Agent-Based Simulation”. Jurnal Promkes: The Indonesian Journal of Health Promotion and Health Education 11, no. 1 (March 10, 2023): 87–92. Accessed August 5, 2024. https://e-journal.unair.ac.id/PROMKES/article/view/36703.