Trisnawati, Yunika, and Firman Suryadi Rahman. β€œAn Overview of COVID-19 Patients in RSUD Bhakti Dharma Husada Surabaya from September 2020 to June 2021”. Indonesian Journal of Tropical and Infectious Disease 10, no. 1 (April 28, 2022): 42–47. Accessed August 6, 2024. https://e-journal.unair.ac.id/IJTID/article/view/29377.