Prevalence of SARS-CoV-2 specific neutralising antibodies in blood donors from the Lodi Red Zone in Lombardy, Italy, as at 06 April 2020 Percivalle, Elena and Cambiè, Giuseppe and Cassaniti, Irene and Nepita, Edoardo Vecchio and Maserati, Roberta and Ferrari, Alessandro and Di Martino, Raffaella and Isernia, Paola and Mojoli, Francesco and Bruno, Raffaele and Tirani, Marcello and Cereda, Danilo and Nicora, Carlo and Lombardo, Massimo and Baldanti, Fausto, Eurosurveillance, 25, 2001031 (2020), https://doi.org/10.2807/1560-7917.ES.2020.25.24.2001031