An Iranian health worker receives a dose of the COVID-19 vaccine as the country launches its inoculation campain, at the Imam Khomeini hospital in the capital Tehran, on February, 9, 2021. - The inoculation effort for 80-million-plus population is starting with Russia's Sputnik V vaccine, authorities have said, as the novel coronavirus has infected 1.4 million people in Iran and killed more than 58,500, according to the health ministry. (Photo by ATTA KENARE / AFP)