The last 3 decade of vaccination coverage in the Balkan and Eastern Europe countries with reference to the impact of the COVID-19 pandemic - Stepovic, Milos; Dragojevic Simic, Viktorija; Zivanovic Macuzic, Ivana; Simic, Radoje; Vekic, Stefan; Sekulic, Marija; Radovanovic, Snezana; Maricic, Milena; Sorak, Marija; Suljagic, Vesna; Vojinovic, Radisa; Rancic, Nemanja (Frontiers in Pharmacology, 2024)