(VOVWORLD) - The World Health Organization (WHO) has said it’s “encouraging" after the US’s Pfizer and Germany’s BioNTech's announcement on Monday that a vaccine they jointly developed is 90% effective in preventing coronavirus infections in ongoing Phase 3 trials.
Taking to Twitter, WHO chief Tedros Adhanom Ghebreyesus praised all scientists and partners around the world who are developing new safe, efficacious tools to beat COVID-19. He said that the world is experiencing unprecedented scientific innovation and collaboration to end the pandemic.
The European Union will buy up to 300 million doses of the COVID-19 vaccine being developed by Pfizer and BioNTech, said head of the European Commission Ursula von der Leyen on Monday. Canadian Prime Minister Justin Trudeau called the announcement “a light at the end of the tunnel”.