Pfizer claimed that its Covid-19 vaccine had 95% efficacy; but Josh Guetzkow, a senior lecturer of criminology and sociology, has been painstakingly pouring through the data and finding serious concerns.
Pfizer claimed that its Covid-19 vaccine had 95% efficacy; but Josh Guetzkow, a senior lecturer of criminology and sociology, has been painstakingly pouring through the data and finding serious concerns.