He noted that in the case of influenza, which is a seasonal illness, it is necessary to use a vaccine "that can protect for three to four months."

"This disease (COVID-19. -

RT

) is not seasonal, it has already shown it, it is year-round, it also spreads well in winter, summer and autumn," he said.

As the specialist emphasized, at the Center.

The Gamalees "originally planned to create a vaccine that will not protect for 3-4 months, but will protect for a year, for two, and maybe for a longer period."

“These are our initial prerequisites for the creation of the Sputnik V vaccine ... As the history of the development of this disease has shown, we were right,” he added.

In November, the head of Rospotrebnadzor, Anna Popova, said that the coronavirus is likely to intensify every year during the cold season.

As noted in the Vector Research Center, the changes recorded in COVID-19 do not exceed 0.1%. 

They stated that the virus mutations occur much more slowly compared to seasonal flu.