[1]
D. . Destylya, B. Y. . Sinaga, P. . Siagian, and P. C. . Eyanoer, “Characteristics of COVID-19 Patients in Haji Adam Malik General Hospital, Medan, North Sumatera”, Respir Scie, vol. 2, no. 3, pp. 132-142, Jun. 2022.