Rusman, Kharisma Nurul Fazrianti, and Evi Martha. “Impact Assessment of COVID-19 on Immunization Service for Children”. Jurnal Promkes: The Indonesian Journal of Health Promotion and Health Education 9, no. 2 (September 23, 2021): 195–207. Accessed August 5, 2024. https://e-journal.unair.ac.id/PROMKES/article/view/25651.