Clinical Characteristics of COVID-19 Patients in Dr. Saiful Anwar Hospital, Malang. Jurnal Respirologi Indonesia, [S. l.], v. 41, n. 1, p. 7–14, 2021. DOI: 10.36497/jri.v41i1.150. Disponível em: http://www.jurnalrespirologi.org/index.php/jri/article/view/150. Acesso em: 31 jul. 2025.