"I will not be mistaken if I say that half of all doctors in Moscow have either had a serious illness or are asymptomatic, but have in one way or another encountered this disease," Sobyanin quotes TASS.

According to the data of the headquarters on December 21, 29 350 cases of COVID-19 were registered in Russia per day, this is the maximum since the beginning of the pandemic.

The total number of detected cases of coronavirus has reached 2 877 727.

In the fall, Anatoly Altstein, professor of virology at the Gamaleya Center, in an interview with the NSN, recalled the risks in the asymptomatic course of the coronavirus.