1. Department of Physical Medicine and Rehabilitation, University of North Carolina at Chapel Hill, Chapel Hill, NC.
2. Centre for Complementary Medicine Research, Department of Internal Medicine II, Technische Universität München, Munich, Germany.
3. Center for Integrative Medicine, University of Maryland School of Medicine, Baltimore, MD.
4. Acupuncture Research Group, Duesseldorf, Germany.
5. Center for Health Studies, Group Health Cooperative, Seattle, WA.
6. Centre for Complementary Medicine Research, The University of Western Sydney, New South Wales, Australia.
7. Department of Medicine & Therapeutics, The Chinese University of Hong Kong, Hong Kong.
8. Department of Epidemiology and Biostatistics, Memorial Sloan-Kettering Cancer Center, New York, NY.
9. Harvard Medical School, Osher Research Center, Boston, MA.