https://time.com/5872081/sinovac-covid19-coronavirus-vaccine-coronavac/ https://cdn.jwplayer.com/v2/media/70cDADvd/poster.jpg?width=720 New Coronavirus Vaccine Trials Start in Brazil SinoVac’s COVID-19 vaccine—dubbed CoronaVac—began phase 3 trials involving 9,000 volunteers in Brazil. https://cdn.jwplayer.com/manifests/70cDADvd.m3u8 https://cdn.jwplayer.com/previews/70cDADvd 40 2020-07-27T13:11:42+00:00 no no