Aslam, M. R. A., C. . Suryawati, and F. . Agushybana. “The Importance of Prevention and Control of Coronovirus Disease (Covid-19) in Dental and Oral Hospital”. Jurnal Ilmu Kesehatan Masyarakat, vol. 11, no. 2, July 2020, pp. 89 - 100, doi:10.26553/jikm.2020.11.2.89-100.