North Cumbria University Hospitals NHS Trust, Carlisle, United Kingdom
Lekmed Hospital, Warsaw, Poland
District Hospital of Wolomin, Wolomin, Poland
Zagiel Hospital, Lublin, Poland
Marmara Üniversitesi Eğt.ve Arş.Hastanesi, Istanbul, Turkey
Turku University Hospital, Turku, Finland
Royal National Orthopaedic Hospital NHS Trust, Stanmore, Middlesex, United Kingdom
University of Hong Kong, Hong Kong, Pokfulam, Hong Kong
Hospital for Special Surgery, New York, New York, United States
Loma Linda University, Loma Linda, California, United States
Paley Advanced Limb Lengthening Institute, West Palm Beach, Florida, United States
Leeds Teaching Hospitals, Leeds, United Kingdom
Oxford University NHS Trust, Oxford, United Kingdom