@BillGates: There are over 100 different coronavirus vaccine candidates in the works. These candidates take a variety of approaches to protecting the body against COVID-19: https://t.co/sFTGWFLgIq https://t.co/9iPgeIzG1E
http://twitter.com/BillGates
There are over 100 different coronavirus vaccine candidates in the works. These candidates take a variety of approaches to protecting the body against COVID-19: https://t.co/sFTGWFLgIq pic.twitter.com/9iPgeIzG1E
— Bill Gates (@BillGates) May 1, 2020
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