Published on in Vol 10 (2024)

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/49307, first published .
Effects of Face Mask Mandates on COVID-19 Transmission in 51 Countries: Retrospective Event Study

Effects of Face Mask Mandates on COVID-19 Transmission in 51 Countries: Retrospective Event Study

Effects of Face Mask Mandates on COVID-19 Transmission in 51 Countries: Retrospective Event Study

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