© JaCrispy | Dreamstime.com As Switzerland reopens, the details around how SARS-CoV-2 spreads becomes more relevant to everyday life. Matthias Egger, the head of Switzerland’s Covid-19 task force, stresses the importance of continuing to follow social distancing and hygiene rules. However, the Swiss government’s recommended rule of staying two metres away from the next person might not be enough if the next person is singing. Infection requires a minimum amount of...
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