Registration of published randomized trials: a systematic review and meta-analysis

BMC Medicine
http://www.biomedcentral.com/bmcmed/content
(Accessed 20 Oct 2018)

Research article
Registration of published randomized trials: a systematic review and meta-analysis
Prospective trial registration is a powerful tool to prevent reporting bias. We aimed to determine the extent to which published randomized controlled trials (RCTs) were registered and registered prospectively.
Authors: Ludovic Trinquart, Adam G. Dunn and Florence T. Bourgeois
Citation: BMC Medicine 2018 16:173
Published on: 16 October 2018