WASHINGTON — By now we've all heard that the Pfizer COVID-19 vaccine has an efficacy rate of 95%, Moderna of 94%, and Johnson & Johnson about 66%; what you may not have known is that rate's technical ...
Every day, consumers and their health care providers make decisions about medications, diagnostic tests and other medical interventions based on risk statistics. And according to the findings of an ...
O’Brien et al. report that the combination of casirivimab and imdevimab (REGEN-COV) reduced the risk of symptomatic Covid-19 by 81.4% among persons exposed to SARS-CoV-2. 1 However, we question the ...
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