Vaccination and clinical testing of the Russian vaccine Gam Evac Combi against the deadly Ebola virus, launched in Guinea on August 9, will continue until the end of 2018, the Russian Foreign Ministry said on Thursday. "Under the program of trials, volunteers will be vaccinated with Gam Evac Combi and their condition and immune development will be monitored within a year's time. Successful result of research will give a possibility to use the Russian vaccine as preventive measures against Ebola across the world