Britain trial to test combining Pfizer and AstraZeneca vaccines in two-shot regimen
Vials of the Pfizer-BioNTech vaccine are pictured in a vaccination center as part of the coronavirus disease (COVID-19) vaccination campaign in Geneva, Switzerland February 3, 2021. REUTERS/Denis Balibouse/File Photo LONDON (Reuters) – Britain on Thursday launched a trial to assess the immune responses generated if doses of the COVID-19 vaccines from Pfizer Inc and AstraZeneca
Read More
