SINGH, Abhishek; SONI, Kapil Dev; SINGH, Yudhyavir; AGGARWAL, Richa; VENKATESWARAN, Vineeta; ASHAR, Mohd Suhail; TRIKHA, Anjan. Alveolar Arterial Gradient and Respiratory Index in Predicting the Outcome of COVID-19 Patients; a Retrospective Cross-Sectional Study. Archives of Academic Emergency Medicine, [S. l.], v. 10, n. 1, p. e28, 2022. DOI: 10.22037/aaem.v10i1.1543. Disponível em: https://journals.sbmu.ac.ir/aaem/index.php/AAEM/article/view/1543. Acesso em: 8 jul. 2026.