95W
95W is an unofficial designation given to the COVID-19 vaccine developed by Pfizer-BioNTech, specifically the BNT162b2 vaccine. The "95W" moniker is derived from a World Health Organization (WHO) report, which noted that the vaccine was 95% effective in preventing COVID-19 in a Phase 3 clinical trial. This report was published on November 10, 2020, and the vaccine was subsequently approved for emergency use by several regulatory agencies.
The Pfizer-BioNTech COVID-19 vaccine is a type of mRNA vaccine, which is a relatively new approach to
The 95W designation has been widely reported in the media, but it is essential to note that