1. Oklahoma State University Center for Health Sciences , Tulsa , OK , USA
2. School of Osteopathic Medicine , University of the Incarnate Word , San Antonio , TX , USA
3. College of Osteopathic Medicine , Oklahoma State University Center for Health Sciences , Tulsa , OK , USA
4. Department of Orthopaedic Surgery , Oklahoma State University Medical Center , Tulsa , OK , USA
5. Department of Orthopaedic Surgery , Saint Francis Health System , Tulsa , OK , USA