@article{:/content/10.2807/ese.17.33.20246-en, author = "de Blasio, B F and Xue, Y and Iversen, B and Michael Gran, J", title = "Estimating influenza-related sick leave in Norway: Was work absenteeism higher during the 2009 A(H1N1) pandemic compared to seasonal epidemics?", journal = "Eurosurveillance", year = "2012", volume = "17", number = "33", eid = 20246, pages = "", url = "https://www.eurosurveillance.org/content/10.2807/ese.17.33.20246-en", doi = "https://doi.org/10.2807/ese.17.33.20246-en" }