About 10 per cent of people worldwide do not have immunity after vaccination - Russian official
A person with antibodies against COVID-19 still has to wear a mask in public places, as they could still be a carrier.
Thu Mar 18 2021
Russia reports world's first case of human infection with H5N8 bird flu
Russia has registered the first case of a strain of bird flu virus named A(H5N8) being passed to humans from birds.
Sun Feb 21 2021