La COVID-19 est une maladie causée par un coronavirus appelé SARS-CoV-2. L’OMS a appris l’existence de ce nouveau virus pour la première fois le 31 décembre 2019, lorsqu’un foyer. Oct 9, 2024 · The Weekly Epidemiological Update provides an overview of the global, regional and country-level COVID-19 cases and deaths, highlighting key data and trends; as well as other. Mar 28, 2023 · COVID-19 is the disease caused by a coronavirus called SARS-CoV-2. WHO first learned of this new virus on 31 December 2019, following a report of a cluster of cases of so-called.

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