Landmark Study Finds Masks Are Ineffective
STORY AT-A-GLANCE The first randomized controlled trial to assess the effectiveness of surgical face masks against SARS-CoV-2 infection specifically — which journals initially refused to publish — finally saw seeing the light of day in November 2020. The so-called “Danmask-19 Trial,” published November 18, 2020, in the Annals of Internal Medicine, included