The Russian COVID-19 vaccine Sputnik-V, developed by the Gamaleya Research Institute, is 95% effective, according to studies conducted in Russia, Venezuela, and Belarus on 22,000 people in the first phase and 19,000 in the second.
The Russian COVID-19 vaccine Sputnik-V, developed by the Gamaleya Research Institute, is 95% effective, according to studies conducted in Russia, Venezuela, and Belarus on 22,000 people in the first phase and 19,000 in the second.