Acupuncture for chronic low back pain. Author: Berman BM, Langevin HM, Witt CM, Dubner R. Affiliation: Center for Integrative Medicine, University of Maryland School of Medicine, Baltimore, MD 21207, USA. bberman@compmed.umm.edu Conference/Journal: N Engl J Med. Date published: 2010 Jul 29 Other: Volume ID: 363 , Issue ID: 5 , Pages: 454-61