Estrada-Serrano M, García-Covarrubias L, García-Covarrubias A, Hernández-Rivera JC, Santos-Mansur A. Factores de riesgo al ingreso asociados a intubación en pacientes con COVID-19 / Risk factors at admission associated with intubation in patients with COVID-19. Rev Med Inst Mex Seguro Soc. 2022;61(1):68-74. Accessed July 13, 2025. https://revistamedica.imss.gob.mx/index.php/revista_medica/article/view/4693