1. Department of Physical Therapy University of Florida, College of Public Health & Health Professions Gainesville Florida USA
2. Department of Physiology and Functional Genomics University of Florida Gainesville Florida USA
3. Department of Physical Therapy, Children's Hospital of Philadelphia Philadelphia Pennsylvania USA
4. Oregon Health & Science University, Shriners Hospitals for Children Portland Oregon USA
5. Department of Pediatrics, Oregon Health and Science University Portland Oregon USA
6. Advanced Imaging Research Center, Oregon Health and Science University Portland Oregon USA