“Nobody knows, only the computer that encrypted everything knows.
A code is assigned to a person, "RIA Novosti Gintsburg quotes.
According to him, this code excludes the possibility of administering a vaccine once to a person, and a placebo the second time, and vice versa.
Volunteers learn that they were injected after completing the tests.
Earlier it became known that more than 40 states expressed interest in the Russian vaccine against coronavirus infection COVID-19 "Sputnik V".