Phase 3 trials of a Sinopharm coronavirus vaccine found it was 79 percent effective, the Chinese pharma giant said Wednesday, lower than rival jabs developed by Pfizer-BioNTech and Moderna but a potential breakthrough in the battle to stem the pandemic in Asia. China has been racing against the West to develop its own Covid-19 vaccines, with … Continue reading Covid-19: China’s Sinopharm vaccine is ‘79% effective’