MOSCOW, December 19. /TASS/. /TASS/. Nasal coronavirus vaccines have big advantages in terms of herd immunity because a person cannot transmit the virus after vaccination, Alexander Gintsburg, director of Russia’s Gamaleya Center, said on Sunday.
Interesting and I read that Putin has used this spray already about two weeks ago…
Moscow (CNN)Russian President Vladimir Putin has tested an experimental Covid-19 nasal vaccine that is not yet in clinical trial phase, his fourth vaccination in total, he said Wednesday.