Wulandari, Sri. “OVERVIEW OF KNOWLEDGE OF PREVENTIVE MEASURES OF COVID19 TRANSMISSION IN CHILDREN OF SD NEGERI 001 KEPENUHAN HULU ROKAN HULU REGENCY: GAMBARAN PENGETAHUAN TINDAKAN PREVENTIF PENULARAN COVID19 PADA ANAK SD NEGERI 001 KEPENUHAN HULU KABUPATEN ROKAN HULU”. Jurnal Martenity and Neonatal 3, no. 2 (September 7, 2020): 84–92. Accessed March 29, 2024. https://e-journal.upp.ac.id/index.php/akbd/article/view/2155.