1. Department of Internal Medicine, Division of Metabolism, Endocrinology, and Diabetes, University of Michigan Medical School, Ann Arbor, MI.
2. Weil Foot and Ankle Orthopedic Institute, Chicago, IL.
3. Center for Lower Extremity Research, Dr. William M. Scholl College of Podiatric Medicine, Rosalind Franklin University of Medicine and Science, North Chicago, IL.
4. Department of Podiatric Surgery and Applied Biomechanics, Dr. William M. Scholl College of Podiatric Medicine, Rosalind Franklin University of Medicine and Science, North Chicago, IL.
5. Department of Surgery, Interdisciplinary Consortium on Advanced Motion Performance, Arizona Cancer Center, University of Arizona Center on Aging, Southern Arizona Limb Salvage Alliance, University of Arizona, College of Medicine, Tucson, AZ.