Q. T. islam, H. hossain, F. fahim, and M. rashid, “Clinico-Demograhic Profile, Treatment Outline and Clinical Outcome of 236 Confirmed Hospitalized COVID- 19 Patients: A Multi-Centered Descriptive Study in Dhaka, Bangladesh”, Bangla J Med, vol. 31, no. 2, pp. 52–57, Aug. 2020.