Background Human to human transmission of SARS-CoV-2 is driven by the respiratory route but little is known about the pattern and quantity of virus output from exhaled breath. We have previously shown that face-mask sampling (FMS) can detect exhaled tubercle bacilli and have adapted its use to quantify exhaled SARS-CoV-2 RNA in patients admitted to hospital with covid-19.


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Citation: Caroline M. WilliamsDaniel PanJonathan DeckerEve FletcherAnika WisniewskaShirley SzeSara AssadiRichard HaighMohamad AbdulwhhabPaul BirdChristopher W HolmesAlaa Al-TaieBaber SaleemJingzhe PanNatalie J GartonManish PareekMichael R Barer