01/02/21 Reuters: Britain will allow mixing of COVID-19 vaccines on rare occasions
https://www.reuters.com/article/health-coronavirus-britain-vaccine/britain-will-allow-mixing-of-covid-19-vaccines-on-rare-occasions-idUSKBN2970CK
#UK #Britain #Vaccines #MixingManufacturers #Coronavirus #Outbreak #Pandemic #Covid19