As Covid-19 cases spike in some countries, it’s clear that the pandemic isn’t slowing down. That’s why many are pinning their hopes on a vaccine. Thousands of scientists are now working on more than 150 vaccines, but none have been approved for use. The US Food and Drug Administration has granted Fast Track designation to COVID-19 vaccine candidates under development by Pfizer and its German partner BioNTECH. So just how close are we to getting an effective coronavirus vaccine?
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