The survey took place online. Many groups of volunteers of different ages were recruited within 24 hours after the start of accepting applications. In total, 26 regions of Russia are involved in the Rospotrebnadzor project, in 23 the first stage of the study has already been completed.
The Kaliningrad region entered the experiment to study immunity to COVID-19 at the end of July. Three thousand residents of the region will take part in the project. When the check starts and why is it needed – in the material “Klops”.