1. Department of Neurology, University of Vermont, Burlington, VT 05405, USA
2. Division for Research and Education in Complementary and Integrative Medical Therapies, Harvard Medical School, Boston, MA 02215-3326, USA
3. Department of Health Sciences, University of York, Heslington, York YO10 5DD, UK
4. College of Pharmacy, University of Texas, Austin, TX 78712-0127, USA
5. Department of Research, Oregon College of Oriental Medicine, Portland, OR 97216-2859, USA
6. Martinos Center for Biomedical Imaging, Massachusetts General Hospital, Charlestown, MA 02129-2020, USA
7. Center for Integrative Medicine, University of Maryland School of Medicine, Baltimore, MD 21207-6697, USA
8. Physical Medicine and Rehabilitation, University of North Carolina, Chapel Hill, NC 27599-7200, USA
9. Department of Anesthesiology, University of Michigan, Ann Arbor, MI 48106, USA
10. Chicken Soup Chinese Medicine, San Francisco, CA 94103-2961, USA
11. Center for Health Studies, Group Health Cooperative, Seattle, WA 98101-1448, USA
12. Department of Physiology and Biophysics, Georgetown University Medical Center, Washington, DC 20057-1460, USA