In Russia, coronavirus more contagious than Delta has been found, so far isolated cases
– – – In Russia, isolated cases of the new variant of the coronavirus AY.4.2 – a variant of the Delta variant – have been found. This was announced today to journalists by Kamil Hafizov, head of a research group at the Central Research Institute of Epidemiology at the federal agency Rospotrebnadzor, BTA reported, citing … Read more