[1] Mary Ann Liebert Inc, New Rochelle, NY 10801 USA
[2] Univ Vermont, Dept Orthopaed, Burlington, VT USA
[3] Univ Vermont, Dept Orthopaed & Rehabil, Burlington, VT 05405 USA
[4] Oregon Coll Oriental Med, Dept Res, Portland, OR USA
[5] Univ Maryland, Sch Med, Ctr Integrat Med, Baltimore, MD 21201 USA
[6] Massachusetts Gen Hosp, Dept Radiol, Athinoula A Martinos Ctr Biomed Imaging, Boston, MA 02114 USA
[7] Harvard Univ, Sch Med, Osher Inst, Boston, MA USA
[8] New England Sch Acupuncture, Watertown, MA USA
[9] Grp Hlth Cooperat Puget Sound, Ctr Hlth Studies, Seattle, WA 98101 USA
[10] Univ Pittsburgh, Pittsburgh, PA 15260 USA
[11] Univ Penn, Sch Med, Philadelphia, PA 19104 USA
[12] Univ N Carolina, Chapel Hill, NC 27515 USA
[13] Univ Bristol, Bristol BS8 1TH, Avon, England
[14] Univ Michigan, Ann Arbor, MI 48109 USA
[15] Univ Calif Irvine, Irvine, CA 92717 USA
[16] Univ Med & Dent New Jersey, Newark, NJ 07103 USA
[17] Univ Vermont, Dept Neurol, Burlington, VT USA