1. Shoulder and Elbow Team, Clínica Santa María, Santiago, Chile
2. Shoulder and Elbow Team, Hospital San José, Santiago, Chile
3. Resident of Orthopedic Surgery, Universidad de Chile, Santiago, Chile
4. Resident of Orthopedic Surgery, Universidad de los Andes, Santiago, Chile
5. Resident of Sport Medicine, Universidad de los Andes, Santiago, Chile
6. Academic unit, Clínica Santa María, Santiago, Chile
7. School of Public health, Universidad de Chile, Santiago, Chile