Spatial Transmission of 2009 Pandemic Influenza in the US. - Julia R. Gog; Sébastien Ballesteros; Cécile Viboud; Lone Simonsen; Ottar N. Bjørnstad; Jeffrey Shaman; Dennis L. Chao; Farid Khan; Bryan T. Grenfell (PLoS Comput. Biol., 2014)