COVID vaccines have higher approval in less-affluent countries. Kozlov M. Nature 2021 Jul 22. pii: 10.1038/d41586-021-01987.

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Amedeo Smart

Independent Medical Education

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Kozlov M. COVID vaccines have higher approval in less-affluent countries. Nature 2021 Jul 22. pii: 10.1038/d41586-021-01987.
PMID: 34302151