Predictors of second COVID-19 booster dose or new COVID-19 vaccine hesitancy among nurses: a cross-sectional study (preprint) - Galanis, Petros A; Vraka, Irene; Katsiroumpa, Aglaia; Siskou, Olga; Konstantakopoulou, Olympia; Katsoulas, Theodoros; Mariolis-Sapsakos, Theodoros; Kaitelidou, Daphne (2022)