RT @pfizer: We now have more than 25,000 participants dosed in our #COVID19 vaccine clinical trial. Learn more about our progress in developing a potential #COVID19 vaccine, here: https://t.co/bd9DdEyQc6 https://t.co/VniUFPsTSb
RT @pfizer: We now have more than 25,000 participants dosed in our #COVID19 vaccine clinical trial. Learn more about our progress in developing a potential #COVID19 vaccine, here: https://t.co/bd9DdEyQc6 https://t.co/VniUFPsTSb
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