Covid-19: Updated vaccines can be fast-tracked like flu jabs
Rapid approval without lengthy tests can happen if new vaccines are needed to fight variants, say regulators.
from BBC News - World https://ift.tt/386Enb8
https://ift.tt/386Enb8
from BBC News - World https://ift.tt/386Enb8
https://ift.tt/386Enb8
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