The Effectiveness of Free Face Mask Distribution on Use of Face Masks. A Cluster Randomised Trial in Stovner District of Oslo, Norway

por Fretheim, Atle, Elgersma, Ingeborg Hess, Kristiansen, Fredrik Aaeng, Varmbo, Caroline Rømming, Olsbø, Miriam Kristine Salame, Glover, Iselin Havstein Strand, Flatø, Martin
Publicado 2021