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. Author manuscript; available in PMC: 2014 Sep 1.
Published in final edited form as: Pain. 2013 May 23;154(9):1659–1667. doi: 10.1016/j.pain.2013.05.008

Fig. 3. Comparisons of treatment groups.

Fig. 3

Comparison of pain intensity and pain unpleasantness in active acupuncture, placebo acupuncture and no treatment groups during the 30 min of treatment. Data are shown for both actual and perceived treatment allocation.