COVID-19 vaccine effectiveness against severe disease from SARS-CoV-2 Omicron BA.1 and BA.2 subvariants – surveillance results from southern Sweden, December 2021 to March 2022
Björk, Jonas and Bonander, Carl and Moghaddassi, Mahnaz and Rasmussen, Magnus and Malmqvist, Ulf and Inghammar, Malin and Kahn, Fredrik, Eurosurveillance, 27, 2200322 (2022), https://doi.org/10.2807/1560-7917.ES.2022.27.18.2200322