@article{Viboud2006,
author = {Viboud, C. and Tam, T. and Fleming, D. and Miller, M.A. and Simonsen, L.},
title= {influenza epidemic, England and Wales, Canada, and the United States},
year = {2006},
doi = {10.3201/eid1204.050695},
volume = {12},
number = {4},
pages = {661},
}