%0 Journal Article %A de Blasio, B F %A Xue, Y %A Iversen, B %A Michael Gran, J %T Estimating influenza-related sick leave in Norway: Was work absenteeism higher during the 2009 A(H1N1) pandemic compared to seasonal epidemics? %D 2012 %J Eurosurveillance %V 17 %N 33 %P 20246 %R doi:https://doi.org/10.2807/ese.17.33.20246-en %K influenza %K A(H1N1)v %K H1N1 %K pandemic %U https://www.eurosurveillance.org/content/10.2807/ese.17.33.20246-en