Ananda, V., Muchti, F. A., & Widyatama, R. (2021). Providing educational videos and posters for COVID-19 self-isolating patients at home in the telemedicine program of the National Agency for Disaster Countermeasure (BNPB) Special Region of Yogyakarta (DIY). BKM Public Health and Community Medicine. Retrieved from https://jurnal.ugm.ac.id/v3/BKM/article/view/3326