1. Barrett Foot & Ankle Centers, Midwestern University, Glendale, Arizona
2. Plastic Surgery and Neurosurgery, Johns Hopkins University, Baltimore, Maryland
3. Foot Ankle Associates of Central Illinois, LLC, Springfield, Illinois
4. Section of Foot and Ankle, University of Alabama (UAB) Medical Center and School of Medicine, Birmingham, Alabama
5. Rush Medical College and University of Chicago, Chicago, Illinois