Gunzburg: those who have been ill with COVID-19 in a mild form need vaccination

"Of course, those who have had a mild illness or are asymptomatic need to be vaccinated," TASS quoted him as saying.

According to Gunzburg, at the moment it is unclear how much immunity to coronavirus works in those who have been ill.

Earlier, the center spoke about plans to study secondary immunity to COVID-19 after vaccination in the future.