1. Department of Physical Therapy; Brooks-PHHP Research Collaboration; University of Florida; Gainesville Florida U.S.A.
2. Department of Orthopaedic Surgery; Duke University; Durham North Carolina U.S.A.
3. Musculoskeletal Research; Duke Clinical Research Institute; Durham North Carolina U.S.A.
4. Department of Applied Physiology & Kinesiology; University of Florida; Gainesville Florida U.S.A.
5. Department of Exercise Science; Concordia University; Montreal Quebec Canada
6. PERFORM Centre; Concordia University; Montreal Quebec Canada