All trials registered | All results reported
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The issues of hidden data are well known, and the BMJ’s open data campaign page documents some of the problems which have arisen as a result of clinical trial data remaining undisclosed.
At Evidence Live 2013 in Oxford this week, Fiona Godlee, BMJ editor in chief, convened a group of those closely involved with the AllTrials campaign, to discuss where we are now and what still needs to be done