Reference Terms
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Placebo effect
The placebo effect, also known as non-specific effects and the subject-expectancy effect, is the phenomenon that a patient's symptoms can be alleviated by an otherwise ineffective treatment, since the individual expects or believes that it will work.
Note: The above text is excerpted from the Wikipedia article "Placebo effect", which has been released under the GNU Free Documentation License.
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May 12, 2025
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