Remember when the WHO said "there is no direct evidence (from studies on COVID-19 and in healthy people in the community) on the effectiveness of universal masking of healthy people in the community to prevent infection with respiratory viruses, including COVID-19."

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Page 6

Original link is dead. https://pdfhost.io/v/ee06.8Dan_WHO2019nCovIPC_Masks20204eng.pdf Page 6

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