EVALUATION OF ANTI-SARS-COV-2 ANTIBODY RESPONSES IN MACEDONIAN HEALTHCARE WORKERS: AN INTERIM ANALYSIS - Ampova, Hristina; Emin, Melda; Elena Petrusevska Stanojevska; Irena Kostovska; Sonja Topuzovska; Jasna Bogdanska; Katerina Tosheska Trajkovska (My University, 2022)