FDA, tiniyak na mabisa ang COVID-19 vaccines vs. bagong variants; efficacy ng ilan pang COVID-19 vaccines vs. Delta variant, patuloy na pinag-aaralan

Name: FDA, tiniyak na mabisa ang COVID-19 vaccines vs. bagong variants; efficacy ng ilan pang COVID-19 vaccines vs. Delta variant, patuloy na pinag-aaralan
Uploaded: 2021-06-22T12:04:23+00:00
Duration: 162 s
Channel: PTVPhilippines
Description: FDA, tiniyak na mabisa ang COVID-19 vaccines vs. bagong variants; efficacy ng ilan pang COVID-19 vaccines vs. Delta variant, patuloy na pinag-aaralan

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