Neutralising reactivity against SARS-CoV-2 Delta and Omicron variants by vaccination and infection history oleh Enrico Lavezzo, Monia Pacenti, Laura Manuto, Caterina Boldrin, Margherita Cattai, Marco Grazioli, Federico Bianca, Margherita Sartori, Federico Caldart, Gioele Castelli, Michele Nicoletti, Eleonora Nieddu, Elisa Salvadoretti, Beatrice Labella, Ludovico Fava, Maria Cristina Vanuzzo, Vittoria Lisi, Maria Antonello, Carmela Ileana Grimaldi, Chiara Zulian, Claudia Del Vecchio, Mario Plebani, Andrea Padoan, Daniela Maria Cirillo, Alessandra R. Brazzale, Giovanni Tonon, Stefano Toppo, Ilaria Dorigatti, Andrea Crisanti