Canada approves first clinical trial for potential #COVID19 vaccine https://t.co/Rm7DaHimlv pic.twitter.com/letHKGCytk— China Xinhua News (@XHNews) May 17, 2020
Canada approves first clinical trial for potential #COVID19 vaccine https://t.co/Rm7DaHimlv pic.twitter.com/letHKGCytk