Willim, H. A.; Cristianto, C.; Sihombing, Y. R. I. B.; Munthe, E. L.; Mujono, W.; Enny, E. Clinical Characteristics of Coronavirus Disease 2019 in Dr. Agoesdjam Regional Public Hospital, Ketapang, West Kalimantan, Indonesia. J Epidemiol Public Healt 2020, 5, 293-308.