Single Pfizer shot 90 percent effective after 21 days: study
Covid-19: New data on Oxford AstraZeneca vaccine backs 12 week dosing interval
3 February 2021Research looks at the link between procedures and everyday practice in community pharmacy
3 February 2021Single Pfizer shot 90 percent effective after 21 days: study
A single dose of the Pfizer vaccine provides “very high” protection from COVID-19 after 21 days—without a ‘top up’ dose in the recommended time frame, according to a new study from the University of East Anglia.
