Women work in a laboratory of Chinese vaccine maker Sinovac Biotech, developing an experimental COVID-19 vaccine, during a government-organized media tour, in Beijing, China, on September 24, 2020.
Women work to develop an experimental COVID-19 vaccine, during a government-organized media tour, in a Sinovac Biotech laboratory, in Beijing, China, on September 24, 2020. REUTERS/Thomas Peter