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Observed protection against SARS-CoV-2 reinfection following a primary infection: A Danish cohort study among unvaccinated using two years of nationwide PCR-test data.
Michlmayr D, Hansen CH, Gubbels SM, Valentiner-Branth P, Bager P, Obel N, Drewes B, Møller CH, Møller FT, Legarth R, Mølbak K, Ethelberg S. Michlmayr D, et al. Among authors: hansen ch. Lancet Reg Health Eur. 2022 Sep;20:100452. doi: 10.1016/j.lanepe.2022.100452. Epub 2022 Jun 30. Lancet Reg Health Eur. 2022. PMID: 35791335 Free PMC article.
Vaccine effectiveness against SARS-CoV-2 infection or COVID-19 hospitalization with the Alpha, Delta, or Omicron SARS-CoV-2 variant: A nationwide Danish cohort study.
Gram MA, Emborg HD, Schelde AB, Friis NU, Nielsen KF, Moustsen-Helms IR, Legarth R, Lam JUH, Chaine M, Malik AZ, Rasmussen M, Fonager J, Sieber RN, Stegger M, Ethelberg S, Valentiner-Branth P, Hansen CH. Gram MA, et al. Among authors: hansen ch. PLoS Med. 2022 Sep 1;19(9):e1003992. doi: 10.1371/journal.pmed.1003992. eCollection 2022 Sep. PLoS Med. 2022. PMID: 36048766 Free PMC article.
Vaccine effectiveness against SARS-CoV-2 reinfection during periods of Alpha, Delta, or Omicron dominance: A Danish nationwide study.
Nielsen KF, Moustsen-Helms IR, Schelde AB, Gram MA, Emborg HD, Nielsen J, Hansen CH, Andersen MA, Meaidi M, Wohlfahrt J, Valentiner-Branth P. Nielsen KF, et al. Among authors: hansen ch. PLoS Med. 2022 Nov 22;19(11):e1004037. doi: 10.1371/journal.pmed.1004037. eCollection 2022 Nov. PLoS Med. 2022. PMID: 36413551 Free PMC article.
Patterns of testing in the extensive Danish national SARS-CoV-2 test set-up.
Gram MA, Steenhard N, Cohen AS, Vangsted AM, Mølbak K, Jensen TG, Hansen CH, Ethelberg S. Gram MA, et al. Among authors: hansen ch. PLoS One. 2023 Jul 25;18(7):e0281972. doi: 10.1371/journal.pone.0281972. eCollection 2023. PLoS One. 2023. PMID: 37490451 Free PMC article.
Estimation of COVID-19 vaccine effectiveness against hospitalisation in individuals aged ≥ 65 years using electronic health registries; a pilot study in four EU/EEA countries, October 2021 to March 2022.
Sentís A, Kislaya I, Nicolay N, Meijerink H, Starrfelt J, Martínez-Baz I, Castilla J, Nielsen KF, Hansen CH, Emborg HD, Nardone A, Derrough T, Valenciano M, Nunes B, Monge S; VEBIS-Lot4 working group. Sentís A, et al. Among authors: hansen ch. Euro Surveill. 2022 Jul;27(30):2200551. doi: 10.2807/1560-7917.ES.2022.27.30.2200551. Euro Surveill. 2022. PMID: 35904059 Free PMC article.
183 results