@article{:/content/10.2807/1560-7917.ES.2016.21.22.30243, author = "Castilla, Jesús and Navascués, Ana and Fernández-Alonso, Mirian and Reina, Gabriel and Albéniz, Esther and Pozo, Francisco and Álvarez, Nerea and Martínez-Baz, Iván and Guevara, Marcela and García-Cenoz, Manuel and Irisarri, Fátima and Casado, Itziar and Ezpeleta, Carmen and Primary Health Care Sentinel Network and Network for Influenza Surveillance in Hospitals of Navarra", title = "Effects of previous episodes of influenza and vaccination in preventing laboratory-confirmed influenza in Navarre, Spain, 2013/14 season", journal = "Eurosurveillance", year = "2016", volume = "21", number = "22", eid = 30243, pages = "", url = "https://www.eurosurveillance.org/content/10.2807/1560-7917.ES.2016.21.22.30243", doi = "https://doi.org/10.2807/1560-7917.ES.2016.21.22.30243" }