Pre-print of a new study on the possible effects of mask mandates on the spread of COVID-19 last winter during surges. “Conclusions Mask mandates and use are not associated with slower state-level COVID-19 spread during COVID-19 growth surges. ”
https://www.medrxiv.org/content/10.1101/2021.05.18.21257385v1
Again I leave it to the moderators to determine if a COVID-19 posting is still permitted.
https://www.medrxiv.org/content/10.1101/2021.05.18.21257385v1
Again I leave it to the moderators to determine if a COVID-19 posting is still permitted.