Une nouvelle étude (non "peer reviewed" pour l'instant) plaide en faveur d'une diffusion du coronavirus SARS-CoV-2 par aérosols (fines gouttelettes et/ou particules en suspension dans l'air). https://www.medrxiv.org/content/10.1101/2020.04.16.20067728v1
Evidence for probable aerosol transmission of SARS-CoV-2 in a poorly ventilated restaurant

Background: The role of aerosols in the transmission of SARS-CoV-2 remains debated. We analysed an outbreak involving three non-associated families in Restaurant X in Guangzhou, China, and assessed...

https://www.medrxiv.org/content/10.1101/2020.04.16.20067728v1
Le point discuté dans l'article (transmission par aérosols possible ou pas) est important dans la mesure où la réponse détermine le type de protection efficace (ou pas).

Si transmission par aérosols : masques FFP2, et la distance d'un mètre est plutôt inopérante.
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