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Continue to ChatNormal breathing sends saliva droplets 7 feet; masks shorten this https://clinicalnews.org/2021/06/09/normal-breathing-sends-saliva-droplets-7-feet-masks-shorten-this/
Normal breathing sends saliva droplets 7 feet; masks shorten this https://clinicalnews.org/2021/06/09/normal-breathing-sends-saliva-droplets-7-feet-masks-shorten-this/