title: The case of acupuncture for chronic low back pain: when efficacy and comparative effectiveness conflict.
authors.forename: Ang
authors.initials: A
authors.lastname: Li
authors.forename: Ted J
authors.initials: TJ
authors.lastname: Kaptchuk
mesh_terms: D015670:Acupuncture Therapy / Q000191:economics; D059350:Chronic Pain / Q000191:economics / Q000628:therapy*; D057186:Comparative Effectiveness Research / Q000191:economics; D006801:Humans; D017116:Low Back Pain / Q000191:economics / Q000628:therapy*; D016032:Randomized Controlled Trials as Topic / Q000191:economics; D016896:Treatment Outcome