الصفحة الرئيسيةYahoo News - Latest News & Headlines Dr. Fauci says Pfizer's reported 90% vaccine efficacy rate is 'extraordinary' byHasibul Hasan —نوفمبر 09, 2020 0 On Monday, Pfizer said its experimental coronavirus vaccine was found to be more than 90% effective in its final stage of clinical trials. from Yahoo News - Latest News & Headlines https://news.yahoo.com/dr-fauci-says-pfizers-reported-165911367.html
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