You're using an outdated browser. To get the most out of this website, as well as many others, please consider upgrading to a modern browser, such as Google Chrome, Mozilla Firefox, or Microsoft Edge.

Open menu


UK study shows mixing Pfizer and AstraZeneca COVID-19 vaccines with Moderna elicits better immune response

Results show support in favour of heterologous dosing which may help to advance vaccination programmes in poorer countries.