- Open Access
Correction to: Survey indicated that core outcome set development is increasingly including patients, being conducted internationally and using Delphi surveys
© The Author(s). 2018
- Published: 8 August 2018
The original article was published in Trials 2018 19:113
In the original publication  the abbreviation for Core outcome sets (COS) was pluralized unnecessarily throughout the next. The original article was updated to rectify this error.
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- Survey indicated that core outcome set development is increasingly including patients, being conducted internationally and using Delphi surveys. Trials. 2018;19:113. https://doi.org/10.1186/s13063-018-2493-y.