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.
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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.