Pfizer/BioNTech COVID vaccine less effective in kids aged five to 11 years: New York study Reuters Mar 2, 2022 The vaccine's efficacy against infection among those children declined to 12 per cent at the end of January from 68 per cent in…
One-shot Sputnik Light vaccine demonstrates 70 per cent efficacy against Delta variant: Gamaleya… EP News Bureau Oct 14, 2021 The vaccine is more than 75 per cent effective among subjects under the age of 60. Sputnik Light also provides much higher…
