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Background: In prospective experimental studies of neck pain patients, it is difficult to determine whether responses to sham acupuncture differ from responses to real acupuncture due to the heterogeneous methodologies in control/sham interventions. Here we aim to compare the specific and non-specific effects of electroacupuncture with four types of sham acupuncture. …
Read More »The problem with sham-placebo acupuncture in research studies
