questionText: To ask the Secretary of State for Health and Social Care, what (a) trials and (b) tests were conducted to ensure the (i) safety and (ii) efficiency of mixing and matching covid-19 vaccines and boosters from different manufacturers; and when those trials a
answerText: The Government-funded, world-first studies on the safety and efficacy of interchanging different COVID-19 vaccines include the Com-COV1, Com-COV2 and Com-COV3 studies led by the University of Oxford, and the COV-Boost study led by University Hospital Sout...
heading: Coronavirus: Vaccination