Mixing Pfizer and AstraZeneca vaccines provides strong protection, according to a preliminary study.

Administering a first dose of one vaccine and a second dose of the other, in either order, is likely to provide potent protection, the researchers said.Administering a first dose of one vaccine and a second dose of the other, in either order, is likely to provide potent protection, the researchers said.Vaccination and Immunization, Coronavirus (2019-nCoV), Clinical Trials, Research, AstraZeneca PLC, BioNTech SE, Pfizer Inc, Oxford UniversityRead More