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Reduced risk of hospitalisation among reported COVID-19 cases infected with the SARS-CoV-2 Omicron BA.1 variant compared with the Delta variant, Norway, December 2021 to January 2022.
Veneti L, Bøås H, Bråthen Kristoffersen A, Stålcrantz J, Bragstad K, Hungnes O, Storm ML, Aasand N, Rø G, Starrfelt J, Seppälä E, Kvåle R, Vold L, Nygård K, Buanes EA, Whittaker R. Veneti L, et al. Among authors: brathen kristoffersen a. Euro Surveill. 2022 Jan;27(4):2200077. doi: 10.2807/1560-7917.ES.2022.27.4.2200077. Euro Surveill. 2022. PMID: 35086614 Free PMC article.