By The Food and Drug Administration has provided an emergency authorisation for a vaccine produced by Pfizer-BioNTech. These vaccines have shown impressive results in large-scale trials with tens of thousands of participants demonstrating a 95 percent efficacy in preventing COVID-19. The vaccines are supposed to be administered in two doses with a prime and then...
Covid vaccines: ‘Game changing’ data indicates the vaccine could only need one single dose
from Newslanes https://ift.tt/37zA34x
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