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. 2021 Nov 3;12:772239. doi: 10.3389/fimmu.2021.772239

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Copyright © 2021 Siracusano, Brombin, Pastori, Cugnata, Noviello, Tassi, Princi, Cantoni, Malnati, Maugeri, Bozzi, Saretto, Clementi, Mancini, Uberti-Foppa, Temperton, Bonini, Di Serio and Lopalco

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Neutralizing antibody titers in convalescent patients (n = 54) against the D614G spike and the spike protein of the variant B.1.1.7 and B.1.351. Friedman test followed by Dunn’s multiple comparison test was applied.