WHO Director-General Tedros Adhanom Ghebreyesus and WHO emergencies head Mike Ryan urged nations to rigorously enforce health measures such as mask-wearing, social distancing, hand-washing, and testing.
A number of vaccines are now in phase three of clinical trials and all hope to have a number of effective vaccines that can help prevent people from infection, Tedros told a virtual news briefing from the UN body’s headquarters in Geneva.