association between the 2008–09 seasonal influenza vaccine and pandemic h1n1 illness during spring–summer 2009 four observational studies from canada2008 - 09年的季节性流感疫苗之间的联系和h1n1大流行性流感疾病在2009年春夏装四个来自加拿大的观察性研究.pdf

Association between the 2008–09 Seasonal Influenza Vaccine and Pandemic H1N1 Illness during Spring– Summer 2009: Four Observational Studies from Canada 1 2 3,4 1 Danuta M. Skowronski *, Gaston De Serres , Natasha S. Crowcroft , Naveed Z. Janjua , Nicole 2 1 3,4 5 2 3 Boulianne , Travis S. Hottes , Laura C. Rosella , James A. Dickinson , Rodica Gilca , Pam Sethi , Najwa 2 3 2 1 6 5 Ouhoummane , Donald J. Willison , Isabelle Rouleau , Martin Petric , Kevin Fonseca , Steven J. Drews , 3 2 ` 7 7 1 Anuradha Rebbapragada , Hugues Charest , Marie-Eve Hamelin , Guy Boivin , Jennifer L. Gardy , Yan 8 1 1 1 Li , Trijntje L. Kwindt , David M. Patrick , Robert C. Brunham , for the Canadian SAVOIR Team ´ ´ ´ 1 British Columbia Centre for Disease Control (BCCDC), Vancouver, British Columbia, Canada, 2 Institut national de sante publique du Quebec, Quebec, Canada, 3 Ontario Agency for Health Protection and Promotion, Toronto, Ontario, Canada, 4 Dalla Lana School of Public Health, University of Toron