SINGH, Sandhya; MISHRA, Shraddha; DUBEY, Shubhra. Demographic Risk Factors for Mortality of Covid 19 Patients Admitted in A Tertiary Care Hospital: A Cross-Sectional Study. National Journal of Community Medicine, [S. l.], v. 13, n. 10, p. 742–745, 2022. DOI: 10.55489/njcm.131020222220. Disponível em: https://www.njcmindia.com/index.php/file/article/view/2220. Acesso em: 3 aug. 2025.