GENEVA, Oct. 19 (Xinhua) -- A total of 184 countries and economies have now joined COVAX, an international initiative co-led by the World Health Organization (WHO) and partners to ensure effective and equitable global access to COVID-19 vaccines, the WHO chief announced on Monday.
"COVAX represents the largest portfolio of potential COVID-19 vaccines and the most effective way to share safe and effective vaccines equitably across the world," WHO Director-General Tedros Adhanom Ghebreyesus said at a virtual press conference.