RT Journal Article SR Electronic(1) A1 Castilla, Jesús A1 Martínez-Baz, Iván A1 Navascués, Ana A1 Casado, Itziar A1 Aguinaga, Aitziber A1 Díaz-González, Jorge A1 Delfrade, Josu A1 Guevara, Marcela A1 Ezpeleta, Carmen A1 Primary Health Care Sentinel Network of Navarre A1 Network for Influenza Surveillance in Hospitals of Navarre YR 2018 T1 Comparison of influenza vaccine effectiveness in preventing outpatient and inpatient influenza cases in older adults, northern Spain, 2010/11 to 2015/16 JF Eurosurveillance VO 23 IS 2 SP 16-00780 OP DO https://doi.org/10.2807/1560-7917.ES.2018.23.2.16-00780 UL https://www.eurosurveillance.org/content/10.2807/1560-7917.ES.2018.23.2.16-00780