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Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1954 1
1956 1
2007 1
2009 1
2010 1
2011 5
2012 5
2013 4
2014 2
2015 2
2016 1
2018 1
2019 2
2020 7
2021 8
2022 7
2023 1
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44 results
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Page 1
Influenza vaccine effectiveness, 2010/11.
Steens A, van der Hoek W, Dijkstra F, van der Sande M. Steens A, et al. Euro Surveill. 2011 Apr 14;16(15):19843. Euro Surveill. 2011. PMID: 21507318 Free article. No abstract available.
COVID-19: we need randomised trials of school closures.
Fretheim A, Flatø M, Steens A, Flottorp SA, Rose CJ, Telle KE, Kinge JM, Schwarze PE. Fretheim A, et al. Among authors: steens a. J Epidemiol Community Health. 2020 Dec;74(12):1078-1079. doi: 10.1136/jech-2020-214262. Epub 2020 Sep 9. J Epidemiol Community Health. 2020. PMID: 32907916 No abstract available.
Evolution of Bordetella pertussis in the acellular vaccine era in Norway, 1996 to 2019.
Brandal LT, Vestrheim DF, Bruvik T, Roness RB, Bjørnstad ML, Greve-Isdahl M, Steens A, Brynildsrud OB. Brandal LT, et al. Among authors: steens a. Eur J Clin Microbiol Infect Dis. 2022 Jun;41(6):913-924. doi: 10.1007/s10096-022-04453-0. Epub 2022 May 11. Eur J Clin Microbiol Infect Dis. 2022. PMID: 35543837 Free PMC article.
44 results