Correction to: Survey indicated that core outcome set development is increasingly including patients, being conducted internationally and using Delphi surveys
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.
- 1.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.
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