1. Deaths: Final Data for 2010;Murphy,2013
2. Thompson MG, Shay DK, Zhou H, et al. Estimates of deaths associated with seasonal influenza—United States, 1976-2007 (Reprinted from MMWR, vol 59, pg 1057-1062, 2010)
3. Heron M. Deaths: Leading Causes for 2010. Natl Vital Stat Rep 2013;62:1–96.
4. Annual economic impacts of seasonal influenza on US counties: spatial heterogeneity and patterns;Mao;Int J Health Geogr,2012
5. The annual impact of seasonal influenza in the US: measuring disease burden and costs;Molinari;Vaccine,2007