Die Behauptungen der Autoren zur angeblich schützenden Wirkung von Masken (für die "normale" Bevölkerung) sind doch bereits widerlegt?
Zitat: >> We do not find any correlations with mask mandates. << Quelle: "COVID-19 Mitigation Practices and COVID-19 Rates in Schools: Report on Data from Florida, New York and Massachusetts", medRxiv, 21.05.2021
Zitat: >> Case growth was not significantly different between mandate and non-mandate states at low or high transmission rates, and surges were equivocal. [...] Mask mandates and use are not associated with slower state-level COVID-19 spread during COVID-19 growth surges. << Quelle: "Mask mandate and use efficacy in state-level COVID-19 containment", medRxiv, 25.05.2021