A case of reassortant seasonal influenza A(H1N2) virus, Denmark, April 2019 Trebbien, Ramona and Koch, Anders and Nielsen, Lene and Kur, Dår Kristian and Westerström, Pontus and Krause, Tyra Grove, Eurosurveillance, 24, 1900406 (2019), https://doi.org/10.2807/1560-7917.ES.2019.24.27.1900406