1King’s Foot and Ankle Unit, King’s College Hospital NHS Foundation Trust, London
2Department of Orthopedic Surgery,Hospital Santa Helena, Brasília, DF, Brazil
3Foot and Ankle Surgery Group, Orthopaedics and Traumatology Unit, Prevent Senior, Sao Paulo, Brazil
4Head of Foot and Ankle Surgery Group, Orthopaedics and Traumatology Unit, Prevent Senior, Sao Paulo, Brazil
5Sao Paulo University, USP, Ribeirao Preto,SP, Brazil
6Faculty of Medical Sciences, Belo Horizonte, Minas Gerais, Brazil
7COTE Brasilia Clinic, Foot and Ankle Unit, Brasilia, DF, Brazil