WEEKLY COVID VACCINE RESEARCH UPDATE Friday, April 23, 2021 High-income country confirmed dose total: 4.7 billion Upper-middle-income country total: 1.5 billion Lower-middle-income country total: 732 million Low-income country total: 770 million COVAX total: 1.12 billion Total worldwide confirmed purchases of
WHAT HAVE WE LEARNED IN ONE YEAR OF COVAX?
