https://www.businesstoday.in/sectors/pharma/pfizer-90-effective-covid-vaccine-leaves-volunteers-with-severe-hangover-aches/story/421946.htmlPfizer had earlier claimed 90% efficacy of the drug after analyzing data from phase III clinical trials.
https://www.businesstoday.in/sectors/pharma/pfizer-90-effective-covid-vaccine-leaves-volunteers-with-severe-hangover-aches/story/421946.htmlPfizer had earlier claimed 90% efficacy of the drug after analyzing data from phase III clinical trials.