Third Dose of the BNT162b2 Vaccine Results in Sustained High Levels of Neutralizing Antibodies Against SARS-CoV-2 at 6 Months Following Vaccination in Healthy Individuals. Issue 7 (21st July 2022) - Ntanasis-Stathopoulos, Ioannis; Karalis, Vangelis; Sklirou, Aimilia D.; Gavriatopoulou, Maria; Alexopoulos, Harry; Malandrakis, Panagiotis; Trougakos, Ioannis P.; Dimopoulos, Meletios A.; Terpos, Evangelos