Real-time real-world analysis of seasonal influenza vaccine effectiveness: method development and assessment of a population-based cohort in Stockholm County, Sweden, seasons 2011/12 to 2014/15
Leval, Amy and Hergens, Maria Pia and Persson, Karin and Örtqvist, Åke, Eurosurveillance, 21, 30381 (2016), https://doi.org/10.2807/1560-7917.ES.2016.21.43.30381