Assessment of COVID-19 fear in five European countries before mass vaccination and key predictors among nurses and nursing students - Patelarou, Evridiki; Galanis, Petros; Mechili, Enkeleint A; Argyriadi, Agathi; Argyriadis, Alexandros; Asimakopoulou, Evanthia; Kicaj, Emirjona; Bucaj, Jorgjia; Carmona-Torres, Juan Manuel; Cobo-Cuenca, Ana Isabel (Vaccines, 2022)