1. Oregon Research Institute, Eugene
2. School of Kinesiology, Shanghai University of Sport, Shanghai, China
3. Department of Exercise and Health Science, Willamette University, Salem, Oregon
4. Oregon Medical Group, Eugene, Oregon
5. Division of General Internal Medicine and Geriatrics, Oregon Health & Science University, Portland
6. Department of Human Physiology, University of Oregon, Eugene
7. Department of Rehabilitation, Dartmouth-Hitchcock Medical Center, Lebanon, New Hampshire
8. Voit Better Balance, Mercer Island, Washington
9. Knight Cancer Institute and School of Nursing, Oregon Health & Science University, Portland