Ankle Fracture

• Orthopedic Department, Hospital of Southern Jutland — Aabenraa, Denmark
• Orthopedic Department, Aalborg Universitets Hospital — Aalborg, Denmark
• Orthopedic Department, Aarhus University Hospital — Aarhus, Denmark
• Orthopedic Department, Bispebjerg Hospital — Copenhagen, Denmark

• University of Iowa — Iowa City, Iowa, United States

• Odense University Hospital — Odense, Region Syddanmark, Denmark

• Queen Elizabeth II Health Science Center — Halifax, Nova Scotia, Canada

• Unidad Médica de Alta Especialidad (UMAE) de Traumatología, Ortopedia y Rehabilitación "Dr. Victorio de la Fuente Narváez", — México, GUSTAVO A MADERO, Mexico

Not specified

• New York University Langone Medical Center — New York, United States

• The Hospital for Sick Children — Toronto, Ontario, Canada

• Orthopedic Trauma Service, University of Florida - Shands Jacksonville — Jacksonville, Florida, United States
• Department of Orthopaedic Surgery, Hospital for Special Surgery, New York — New York, United States
• Department of Orthopaedic Surgery, New York Presbyterian Hospital, New York — New York, United States
• Department of Orthopedic Surgery, Ribeirao Preto Medical School - University of Sao Paulo — Ribeirão Preto, São Paulo, Brazil

• Intermountain Healthcare — Salt Lake City, Utah, United States