Ordinola Navarro, Alberto, Orestes de Jesús Cobos-Quevedo, Javier Cervantes-Bojalil, Esperanza Pérez Álvarez, Andrea González Gil, Ana Lilia Peralta-Amaro, Ana Laura Carrillo-González, et al. 2022. “High Mortality at the Beginning of the COVID-19 Pandemic in a Referral Center in the Metropolitan Area of Mexico City”. The Journal of Infection in Developing Countries 16 (08):1269-77. https://doi.org/10.3855/jidc.14389.