Searching for sharp drops in the incidence of pandemic A/H1N1 influenza by single year of age. Author(s): Jacobs JH, Archer BN, Baker MG, Cowling BJ, Heffernan RT, Mercer G, Uez O, Hanshaoworakul W, Viboud C, Schwartz J, Tchetgen Tchetgen E, Lipsitch M|Journal: PLoS One|PMID: 22876316| January 2012 During the 2009 H1N1 pandemic (pH1N1), morbidity and mortality sparing was observed among the elderly population; it was hypothesized that…