“…We identified only a single outbreak in an outdoor environment, which involved two cases. The first salient feature of the 318 identified outbreaks that involved three or more cases is that they all occurred in indoor environments…” Outdoor Transmission of COVID External Context سياق خارجي Outdoor Transmission of COVID
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Shahid King Bolsen shared a link.
Conclusions: All identified outbreaks of three or more cases occurred in an indoor environment, which confirms that sharing indoor space is a major SARS-CoV-2 infection risk. https://www.medrxiv.org/content/10.1101/2020.04.04.20053058v1.full.pdf External Context سياق خارجي https://www.medrxiv.org/content/10.1101/2020.04.04.20053058v1.full.pdf