AUTHOR=Borgès Da Silva Roxane , Borgès Da Silva Georges TITLE=Commentary: COVID-19 Mortality: A Matter of Vulnerability Among Nations Facing Limited Margins of Adaptation JOURNAL=Frontiers in Public Health VOLUME=9 YEAR=2021 URL=https://www.frontiersin.org/journals/public-health/articles/10.3389/fpubh.2021.642825 DOI=10.3389/fpubh.2021.642825 ISSN=2296-2565