1. Clinic for Orthopedic Surgery, Trauma and Sports Medicine, St. Vincenz Hospital Location Salzkotten , Salzkotten, 33154, Germany
2. Orthopedics Surgery, Trauma, Sports Medicine and Orthopedic Oncology, QRA , Quito 170184, Ecuador
3. Hip Surgery ICATME, Dexeus University Hospital , Barcelona 08028, Spain