BEIJING — China is aiming to vaccinate 70-80% of its population by mid-2022, the head of the country’s Center for Disease Control said Saturday.With four approved vaccines, China will vaccinate 900 million to 1 billion people, Gao Fu, the CDC head, said in an interview with Chinese state media broadcaster CGTN. “We hope that China … Continue reading China aims to vaccinate 70-80% of population by mid-2022