WHO: We should see international COVID-19 vaccine rollout by mid-2021
"No vaccine is going to be mass-deployed until regulators are confident, governments are confident, and the WHO is confident it has met the minimum standard of safety and efficacy."
A nurse holds China's SinoVac coronavirus potential vaccine for trials before administering it to a volunteer at Emilio Ribas Institute in Sao Paulo, Brazil July 30, 2020. (photo credit: REUTERS/AMANDA PEROBELLI)ByREUTERS