MOSCOW, April 10. /TASS/. The coronavirus vaccination schedule in Russia does not require changes and the plan for revaccination every six months should be followed, Director of the Gamaleya Center Alexander Gintsburg told TASS.

"I believe one should undergo revaccination every six months and live in security", the expert said.

According to the federal coronavirus response center, 17,983,004 cases were registered in Russia and 371,457 individuals died.