Vilibić-Čavlek, Tatjana; Stevanovic, Vladimir; Ilić, Maja; Barbić, Ljubo; Capak, Krunoslav; Tabain, Irena; Lenicek Krleza, Jasna; Ferenc, Thomas; Hruskar, Zeljka; Zrinski Topić, Renata; Kaliterna, Vanja; Antolović-Požgain, Arlen; Kučinar, Jasmina; Koščak, Iva; Mayer, Dijana; Sviben, Mario; Antolasic, Ljiljana; Milasincic, Ljiljana; Bucić, Lovro; Ferenčak, Ivana; Kaić, Bernard: SARS-CoV-2 Seroprevalence and Neutralizing Antibody Response after the First and Second COVID-19 Pandemic Wave in Croatia