@article{:/content/10.2807/ese.15.31.19633-en, author = "Waalen, K and Kilander, A and Dudman, S G and Krogh, G H and Aune, T and Hungnes, O", title = "High prevalence of antibodies to the 2009 pandemic influenza A(H1N1) virus in the Norwegian population following a major epidemic and a large vaccination campaign in autumn 2009", journal = "Eurosurveillance", year = "2010", volume = "15", number = "31", eid = 19633, pages = "", url = "https://www.eurosurveillance.org/content/10.2807/ese.15.31.19633-en", doi = "https://doi.org/10.2807/ese.15.31.19633-en" }