A preliminary study of functional imaging upon placebo analgesia in progressive multiple sclerosis
نویسندگان
چکیده
Background In light of solid data regarding the extent of the placebo response as well as the rigorous arguments in favor of the randomized, placebo-controlled clinical trial, placebo analgesia has widely been tested and documented as one of the most robust placebo effects. Newly developed brain imaging tools such as functional magnetic resonance imaging (fMRI) have provided systematic evidence for the neurophysiological substrates involved in placebo analgesia [1,2].
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