9 ноября 2020. "In a news release from Pfizer and its partner BioNTech, the company said [...] the vaccine is more than 90% effective in preventing COVID-19."
16 ноября 2020. "The biotech company Moderna Inc. said Monday that its experimental vaccine was 94.5% effective in preventing disease."
На самом деле:

16 ноября 2020. "The biotech company Moderna Inc. said Monday that its experimental vaccine was 94.5% effective in preventing disease."
На самом деле:

