Are randomised controlled trials achieving the results we need for patients? In the latest instalment of ERS Vision, Professor Elisabeth Bel leads a discussion on the relevance of real-life evidence and whether it can enhance existing guidelines.

The documentary considers how we can ask the right questions to provide the right solutions for each individual patient. Leading experts consider the value of this type of research, along with the issues surrounding quality standards, costs and how it can be effectively designed and applied.