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8 Types COVID Vaccines - Which Vaccine Approved for COVID-19?

Posted: Sat Dec 03, 2022 6:00 am
by claireokc
ImageAt 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