Africa News - COVID 19 Vaccination Third Pfizer Dose 86% Effective In Over 60s

Africa News - COVID 19 Vaccination Third Pfizer Dose 86% Effective In Over 60s

A third dose of PfizerBioNTech's COVID-19 vaccine was 86 effective in people over 60.


User: Kind The World

Views: 16

Uploaded: 2021-08-20

Duration: 01:10

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