A study of collective immunity to COVID-19 will be conducted in three Russian regions
In three Russian regions, Rospotrebnadzor will conduct a study of collective immunity to coronavirus infection. This is reported on the department's website. The experiment will begin in June in the Khabarovsk Territory, Tyumen and St. Petersburg, taking into account the recommendations of the World Health Organization. The study will involve children from one to 17 years of age, as well as adults of six age groups (18-29, 30-39, 40-49, 50-59, 60-69, 70 years and older).