https://www.theguardian.com/world/2022/may/11/lifting-zero-covid-policies-in-china-could-risk-16m-deaths-says-study#aoh=16523230199449&referrer=https%3A%2F%2Fwww.google.com&_tf=%E4%BE%86%E6%BA%90%EF%BC%9A%251%24s&share=https%3A%2F%2Fwww.theguardian.com%2Fworld%2F2022%2Fmay%2F11%2Flifting-zero-covid-policies-in-china-could-risk-16m-deaths-says-study