Pfizer & BioNTech submits Phase 1 data to US FDA for booster dose Covid-19
The data suggest that a booster dose given within 6 to 12 months after the second dose may help maintain a high level of protection against COVID-19.
The data suggest that a booster dose given within 6 to 12 months after the second dose may help maintain a high level of protection against COVID-19.
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