The Danmask-19 scientific study published on November 18, 2020 in the Annals of Internal Medicine showed no significant statistical difference in infection rates between surgical mask wearers and individuals who did not wear a mask.
The Danmask-19 scientific study published on November 18, 2020 in the Annals of Internal Medicine showed no significant statistical difference in infection rates between surgical mask wearers and individuals who did not wear a mask.
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