Maksum, Enisah, et al. “Modified Snakes and Ladders Game for Health Promotion About Covid-19 Health Protocols for Elementary School Children: Permainan Ular Tangga Modifikasi Untuk Promosi Kesehatan Tentang Protokol Kesehatan Covid-19 Bagi Anak Sekolah Dasar”. Jurnal Pengabdian Kesehatan Komunitas (Journal of Community Health Service), vol. 2, no. 2, Sept. 2022, pp. 89-102, doi:10.25311/jpkk.Vol2.Iss2.1238.