‘Robust’ immune response seen in ‘mix and match’ Covid vaccine study
Walgreens healthcare professionals pass to each other the Pfizer-BioNTec vaccine against coronavirus disease (COVID-19) at the Victor Walchirk Apartments in Evanston, Illinois, February 22, 2021. Kamil Krzaczynski | Reuters LONDON — Mixing and matching the coronavirus vaccines made by Pfizer-BioNTech and AstraZeneca-Oxford generates a “robust” immune response against the virus, a study led by Oxford… Read More »