Fitriani, B., Indriani, C. and Susilawati (2021) “Thirty seven confirmed cases of coronavirus disease (Covid-19) from March-June in Yogyakarta City, 2020”, BKM Public Health and Community Medicine, 00. Available at: https://journal.ugm.ac.id/v3/BKM/article/view/1570 (Accessed: 5May2024).