title: German acupuncture trials for chronic low back pain.
authors.forename: Benedict M
authors.initials: BM
authors.lastname: Wand
authors.forename: Neil
authors.initials: N
authors.lastname: O'Connell
mesh_terms: D015670:Acupuncture Therapy; D006801:Humans; D017116:Low Back Pain / Q000628:therapy*; D008402:Mass Media; D015990:Placebo Effect; D016032:Randomized Controlled Trials as Topic / Q000379:methods*