West Nile virus infection in individuals with pre-existing Usutu virus immunity, northern Italy, 2018
Sinigaglia, Alessandro and Pacenti, Monia and Martello, Thomas and Pagni, Silvana and Franchin, Elisa and Barzon, Luisa, Eurosurveillance, 24, 1900261 (2019), https://doi.org/10.2807/1560-7917.ES.2019.24.21.1900261