United Kingdom back pain exercise and manipulation (UK BEAM) trial: touch may have had non-specific effect, among other things.
Ernst
Edzard
E
D001416:Back Pain / Q000534:rehabilitation*; D002986:Clinical Trials as Topic; D005081:Exercise Therapy / Q000379:methods*; D006801:Humans; D020393:Manipulation, Spinal / Q000379:methods*