A medical worker checks the temperature of a volunteer before inoculating her with the new COVID-19 vaccine named "Sputnik V" during the phase-3 clinical trials in Moscow, Russia, on Sept. 15, 2020. (Photo by Alexander Zemlianichenko Jr/Xinhua)
COVID-19 vaccine "Sputnik V" undergoing phase-3 clinical trials
Source: Xinhua| 2020-09-16 08:16:10|Editor: huaxia
