Pfizer, Moderna Vaccines Give More Protection Than Known

The researchers found the Moderna and Pfizer vaccines provide robust protection for at least 12 weeks after a second dose and could provide low-level protection for at least a year.

Pfizer, Moderna Vaccines Give More Protection Than Known
coronavirus vaccine

The researchers found the Moderna and Pfizer vaccines provide robust protection for at least 12 weeks after a second dose and could provide low-level protection for at least a year.