Influenza-like illness in Norway: clinical course, attitudes towards vaccination and preventive measures during the 2009 pandemic
Simonsen KA, Hunskaar S, Wensaas KA, Rørtveit S, Cox R, Njolstad G, Rortveit G. Influenza-like illness in Norway: clinical course, attitudes towards vaccination and preventive measures during the 2009 pandemic. Fam Pract 2012;29:139-46. The article is not available in BORA due to publisher restrictions. The published version is available at: http://dx.doi.org/10.1093/fampra/cmr064