Transmission of SARS-CoV-2 in Norwegian schools during academic year 2020-21: population wide, register based cohort study

por Rotevatn, T A, Bergstad Larsen, Vilde, Bjordal Johansen, Tone, Astrup, Elisabeth, Surén, Pål, Greve-Isdahl, Margrethe, Telle, Kjetil Elias
Publicado 2022