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Using the Delphi Technique to Determine Which Outcomes to Measure in Clinical Trials: Recommendations for the Future Based on a Systematic Review of Existing Studies
- Ian P. Sinha,
- Rosalind L. Smyth,
- Paula R. Williamson
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- Published: January 25, 2011
- https://doi.org/10.1371/journal.pmed.1000393