Mandatory Credit: Photo by Patricio Murphy/SOPA Images/Shutterstock (11679018k) Nurses Noemi Rosales (L) and Monica Arrieta (R) check if a COVID-19 vaccine is ready to be applied. As a first step in the biggest vaccination campaign in the country's history, first line health workers are receiving the Russian Sputnik V vaccine against the coronavirus. COVID-19 Vaccination in Firmat, Argentina - 04 Jan 2021