RIO DE JANEIRO, BRAZIL - On Tuesday, August 11th, Russian President Vladimir Putin announced that Russia is the first country in the world to register a vaccine against the novel coronavirus causing Covid-19. Despite the announcement, little is known about the efficacy of this vaccine, and it has been challenged by international scientists.
Russia has also announced that Brazil should be involved in the next phase of vaccine trials, scheduled to begin on Wednesday.
"This morning a vaccine against the novel coronavirus was registered for the first time in the world," said the head of the Kremlin in a meeting . . .