Ahumada Salvo, A. and Arellano Ortiz, P. 2022. The Superior-Grade Fortuitous Event. Reflections from Law Regarding the Debate Produced by the COVID-19. Opinión Jurídica. 21, 44 (May 2022), 199–215. DOI:https://doi.org/10.22395/ojum.v21n44a10.