Blinding and sham control methods in trials of physical, psychological, and self-management interventions for pain (article II): a meta-analysis relating methods to trial results.
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Pain. 2023 Mar 1;164(3):509-533. doi: 10.1097/j.pain.0000000000002730. Epub 2022 Jul 11.
Pain. 2023.
PMID: 36271798
Free PMC article.