At present, four types of COVID-19 vaccines have been developed or are in development. They include viral vector vaccines, nucleic acid vaccines, subunit vaccines...Source: https://www.theepochtimes.com/health/8- ... 93388.html
8 Types COVID Vaccines - Which Vaccine Approved for COVID-19?
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claireokc
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8 Types COVID Vaccines - Which Vaccine Approved for COVID-19?
At present, four types of COVID-19 vaccines have been developed or are in development. They include viral vector vaccines, nucleic acid vaccines, subunit vaccines...Source: https://www.theepochtimes.com/health/8- ... 93388.html
"America needs a brushfire, a moral and spiritual brushfire. And brushfires burn from the bottom up." ~ Bob Woodson