Oxford scientists say a vaccine may be widely available by September https://t.co/XxGpT2YxC2 pic.twitter.com/22Fwu2Mw5l— CBS News (@CBSNews) April 29, 2020
Oxford scientists say a vaccine may be widely available by September https://t.co/XxGpT2YxC2 pic.twitter.com/22Fwu2Mw5l