The vaccine is easy to store between 2 and 8 degrees Celsius. The two-dose Sputnik V vaccine showed efficacy of 91.4 percent in clinical trials, but according to real-world data, it is 97.6 percent effective against COVID-19. Twenty-eight days after vaccination, the Sputnik Light vaccine was 79.4 percent effective against the virus. CNBC-TV18 quoted Kirill Dmitriev, CEO of RDIF, as …