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. Author manuscript; available in PMC: 2011 May 23.
Published in final edited form as: Cochrane Database Syst Rev. 2009 Jan 21;(1):CD001218. doi: 10.1002/14651858.CD001218.pub2

Analysis 2.6.

Analysis 2.6

Analysis 2.6

Comparison 2 Acupuncture vs. sham interventions, Outcome 6 Headache intensity.