Russian scientists behind the country's second vaccine against COVID-19, EpiVacCorona, said on Monday the shot was effective against variants of the coronavirus.
Russia began mass trials of EpiVacCorona, which is being developed by Siberia's Vector Institute, in November last year.
(Reporting by Polina Ivanova and Andrey Ostroukh; Writing by Gabrielle Tétrault-Farber; Editing by Louise Heavens)
