1 Sports Medicine Division, Institute of Orthopedics and Traumatology, Hospital das Clínicas, Faculdade de Medicina, Universidade de São Paulo, São Paulo, Brazil.
2 Hospital Sírio-Libanês, São Paulo, Brazil.
3 Department of Orthopaedic Surgery, Osaka University Graduate School of Medicine, Suita, Japan.
4 Institute of Sports Medicine, Peking University Third Hospital, Beijing, China.
5 Department of Orthopaedic Surgery, Hospital for Special Surgery, New York, NY, United States.