Serbians flock to receive COVID-19 vaccines and discount vouchers
Vials of Sinopharm, Sputnik V and Pfizer-BioNTech vaccines against the coronavirus disease (COVID-19) are seen in the Usce shopping mall, where the first 100 vaccinated will receive a discount voucher worth 3,000 dinars ($30.74) secured by mall's management and retailers, in Belgrade, Serbia, May 6, 2021. REUTERS/Marko Djurica