Affiliation: | 1. Department of Orthopaedics and Rehabilitation, Penn State Milton S. Hershey Medical Center, Hershey, PA, USA;2. Department of Orthopaedics, PeaceHealth Southwest Medical Center, Clackamas, OR, USA;3. Public Health Sciences, Penn State Milton S. Hershey Medical Center, Hershey, PA, USA;4. Department of Radiology, Penn State Milton S. Hershey Medical Center, Hershey, PA, USA;5. Department of Neurology, Penn State Milton S. Hershey Medical Center, Hershey, PA, USA |