Lugner, AKvan Boven, Mde Vries, RPostma, MJWallinga, J2025-03-212025-03-2120122279179110.1136/bmj.e4445https://rivm.openrepository.com/handle/10029/646021Cost effectiveness of vaccination against pandemic influenza in European countries: mathematical modelling analysisArticleBMJ 2012; 345:e44452025-03-21