The movement to make data from clinical trials widely accessible has achieved enormous success, and it is now time for medical journals to play their part. From 1 July The BMJ will extend its requirements for data sharing to apply to all submitted clinical trials, not just those that test drugs or devices.

The BMJ's Elizabeth Loder explains what this means for authors, and how we expect researchers to make their data available.

Read the full editorial:

http://www.bmj.com/content/350/bmj.h2373