1. Department of Orthopedic Surgery, Mayo Clinic, Jacksonville, FL, USA
2. Orthopaedic Department, Hampshire Hospitals, Basingstoke, UK
3. Upper Limb Unit, Wrightington Hospital, Wigan, Lancashire, UK
4. Hand Surgery, Schulthess Klinik, Zurich, Switzerland
5. Lake Erie College of Osteopathic Medicine, Bradenton, FL, USA