Interim 2019/20 influenza vaccine effectiveness: six European studies, September 2019 to January 2020
Rose, Angela and Kissling, Esther and Emborg, Hanne-Dorthe and Larrauri, Amparo and McMenamin, Jim and Pozo, Francisco and Trebbien, Ramona and Mazagatos, Clara and Whitaker, Heather and Valenciano, Marta and European IVE group, Eurosurveillance, 25, 2000153 (2020), https://doi.org/10.2807/1560-7917.ES.2020.25.10.2000153