"Serious mass vaccination is, most likely, the end of the year - the beginning of the next one," RIA Novosti quoted him as saying.

Earlier, Sobyanin spoke about post-registration trials of a vaccine against coronavirus infection COVID-19.

On September 4, Denis Logunov, deputy director of the Gamaleya Center for Scientific Work, said that the Sputnik V vaccine against coronavirus infection COVID-19 had been delivered to medical centers, where vaccination of volunteers would begin in the near future.

Doctor of Biological Sciences, Professor of Moscow State University named after M.V.

Lomonosov, Alexey Agranovsky, in an interview with the FAN, commented on the development of a vaccine against COVID-19 by Russian scientists.