Patellar Instability

• Stanford University — Redwood City, California, United States
• University of Florida — Gainesville, Florida, United States
• Midwest Orthopaedics at Rush — Chicago, Illinois, United States
• University of Iowa — Iowa City, Iowa, United States

• Department of Orthopaedics and Traumatology, University Hospital Basel — Basel, Switzerland
• Department of Orthopaedics and Traumatology, Swiss Altius Medical Clinic — Rheinfelden, Switzerland

Not specified

• Polish Mother Memorial Hospital Research Institute — Lodz, Poland

• Orthopädische Klinik der Medizinischen Hochschule Hannover im DIAKOVERE Annastift — Hanover, Lower Saxony, Germany

• Polish Mother Memorial Hospital Research Institute — Lodz, Poland

• Orthopädie/Traumatologie, University Hospital Basel — Basel, Switzerland

• ECTEN — Paris, IDF, France

• CIUSSS de l'Estrie-CHUS, 3001, 12e Ave Nord — Sherbrooke, Quebec, Canada