Masks May Lower, or Raise, Coronavirus Infection Risk

The first randomized controlled trial1,2 to assess the effectiveness of surgical face masks against SARS-CoV-2 infection  specifically — which journals initially refused to publish — is finally seeing the light of day. The so-called “Danmask-19 Trial,” published November 18, 2020, in the Annals of Internal Medicine,3 included 3,030 individuals assignedContinue Reading