A deluge of trials has stress-tested the systems that produce evidence.

Around the world, researchers have raced to test therapies to treat COVID-19. The speed and urgency of this task has revealed both the weaknesses in the collection and use of research-based evidence, and how well-run trials have helped save lives.

This is an audio version of our feature: How COVID broke the evidence pipeline

Hosted on Acast. See acast.com/privacy for more information.