Characteristics of patients with chronic back pain who benefit from acupuncture.
Sherman KJ, Cherkin DC, Ichikawa L, Avins AL, Barlow WE, Khalsa PS, Deyo RA.
BMC Musculoskelet Disord. 2009 Sep 21; 10:114. Epub 2009 Sep 21.
[BMC Musculoskelet Disord. 2009]