Mortality due to COVID-19 and Risk Factors at Pachuca´s General Hospital in the State of Hidalgo, Mexico. European Journal of Clinical Medicine, [S. l.], v. 3, n. 2, p. 20–24, 2022. DOI: 10.24018/clinicmed.2022.3.2.174. Disponível em: https://mail.ej-clinicmed.org/index.php/clinicmed/article/view/174. Acesso em: 22 oct. 2025.