RT @Eurosurveillanc: @ECDC_EU @ECDC_HIVAIDS @CIBER_ESP @ChariteBerlin Rapid communication
Estimation of #COVID19 vaccine effectiveness against hospitalisation in individuals aged ≥ 65 years using electronic health registries; a pilot study in four EU/EEA countries, Oct 2021 to March 2022
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https://www.eurosurveillance.org/content/10.2807/1560-7917.ES.2022.27.30.2200551
@ECDC_VPD @CIBER_ESP