“The research was carried out in late June - early July.

In the Rostov region, 16.7% of the volume of research that was carried out during the period I indicated.

A study of more than 3000 people has been carried out, ”TASS quotes the head of the regional Rospotrebnadzor Yevgeny Kovalev, who spoke at an online briefing.

The head of the department stressed that the Rostov region was not included in the list of 11 regions of Russia, where the indicator of herd immunity exceeds 20%.

Earlier it was reported that antibodies were found in four COVID-19 vaccine testers at Vector.