1. Departamento de Ortopedia e Traumatologia, Escola Paulista de Medicina, Universidade Federal de São Paulo, São Paulo, Brazil
2. Department of Orthopedic Surgery, Hospital for Special Surgery, New York, USA
3. Hospital Israelita Albert Einstein, São Paulo, Brazil
4. Department of Radiology, Hospital do Coração, São Paulo, Brazil
5. Department of Radiology, Brigham and Women’s Hospital, Boston, Massachusetts, USA