CoronaVac’s Overall Efficacy in Brazil Measured at 50.4%  BloombergView Full Coverage on Google News

source https://news.google.com/__i/rss/rd/articles/CBMibmh0dHBzOi8vd3d3LmJsb29tYmVyZy5jb20vbmV3cy9hcnRpY2xlcy8yMDIxLTAxLTEyL292ZXJhbGwtZWZmaWNhY3ktb2Ytc2lub3ZhYy12YWNjaW5lLWluLWJyYXppbC1qdXN0LWFib3ZlLTUw0gFyaHR0cHM6Ly93d3cuYmxvb21iZXJnLmNvbS9hbXAvbmV3cy9hcnRpY2xlcy8yMDIxLTAxLTEyL292ZXJhbGwtZWZmaWNhY3ktb2Ytc2lub3ZhYy12YWNjaW5lLWluLWJyYXppbC1qdXN0LWFib3ZlLTUw?oc=5