The community impact of the 2009 influenza pandemic in the WHO European region: a comparison with historical seasonal data from 28 countries.

Martirosyan, L., Paget, W.J., Jorgensen, P., Brown, C.S., Meerhoff, T.J., Pereyaslov, D., Mott, J.A., EUROFLU GROUP. The community impact of the 2009 influenza pandemic in the WHO European region: a comparison with historical seasonal data from 28 countries. BMC Infectious Diseases: 2012, 12(36)