Introduction. Beginning as a wave of unexplained pneumonia cases in Wuhan in December 2019, the novel coronavirus SARS-Cov-2 illness (COVID-19) spread throughout the world and posed a major threat to public health. People's lives were changing quickly, and COVID-19 instances were spreading quickly over the world, making people frightful. One of the...

By Ana Pjevač, Teodora Safiye, Ardea Milidrag, Tatjana Mladenović, Ivana Rodić, Mirjana Jovanović