An extensive study has reported on the efficacy of the fourth COVID vaccine dose from Pfizer amid the ongoing pandemic.
4th Pfizer COVID Vaccine Dose ‘Saved Many Lives’: Study
by | Jun 28, 2022 | Uncategorized | 0 comments
by | Jun 28, 2022 | Uncategorized | 0 comments
An extensive study has reported on the efficacy of the fourth COVID vaccine dose from Pfizer amid the ongoing pandemic.
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