1. Foot and Ankle, Carolinas Medical Center, OrthoCarolina, Charlotte, North Carolina
2. Division of Foot and Ankle Surgery, The Western Pennsylvania Hospital, Pittsburgh, Pennsylvania
3. Robert Wood Johnson Medical School, Orthopedic Institute of Central New Jersey, Jackson, New Jersey
4. Illinois Bone and Joint Institute, Chicago, Illinois
5. Weil Foot & Ankle Institute, Des Plaines, Illinois