Use of the vaccination register to evaluate influenza vaccine coverage in seniors in the 2010/11 influenza season, Navarre, Spain
Aguilar, I and Reyes, M and Martínez-Baz, I and Guevara, M and Albéniz, E and Belza, M J and Castilla, J, Eurosurveillance, 17, 20154 (2012), https://doi.org/10.2807/ese.17.17.20154-en