Oxford-AstraZeneca vaccine 70% effective on average at preventing COVID-19
Nov 23, 2020

Oxford-AstraZeneca vaccine 70% effective on average at preventing COVID-19

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Tweaking the vaccine dose can improve its efficacy. Plus, what's the cost of not getting a vaccine to everyone in the world? And, China proposes a QR code system to open up international travel.

The team

Victoria Craig Host, BBC
Stephen Ryan Senior Producer, BBC
Jonathan Frewin Producer, BBC
Daniel Shin Producer
Jay Siebold Technical Director
Brian Allison Engineer
Meredith Garretson Senior Producer
Erika Soderstrom Producer
Rose Conlon Producer
Alex Schroeder Producer

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