@article{:/content/10.2807/1560-7917.ES.2021.26.28.2100563, author = "Harder, Thomas and Koch, Judith and Vygen-Bonnet, Sabine and Külper-Schiek, Wiebe and Pilic, Antonia and Reda, Sarah and Scholz, Stefan and Wichmann, Ole", title = "Efficacy and effectiveness of COVID-19 vaccines against SARS-CoV-2 infection: interim results of a living systematic review, 1 January to 14 May 2021", journal = "Eurosurveillance", year = "2021", volume = "26", number = "28", eid = 2100563, pages = "", url = "https://www.eurosurveillance.org/content/10.2807/1560-7917.ES.2021.26.28.2100563", doi = "https://doi.org/10.2807/1560-7917.ES.2021.26.28.2100563" }