Pfizer’s announcement on Monday that its COVID-19 shot appears to keep nine in 10 people from getting the disease sent its stock price rocketing. Many news reports described the vaccine as if it were our ...
In a press release issued Monday, Pharmaceutical giant Pfizer and BioNTech announced that their COVID-19 vaccine is 90% effective, however they neglect to mention that the sample size is substantially smaller than ideal. “Today is ...