1 Department of Trauma and Reconstructive Surgery with Division of Knee and Shoulder Surgery, Sports Traumatology, Asklepios Clinic St. Georg, Lohmuehlenstr. 5, 20099, Hamburg, Germany.
2 Fracture Committee of the German Knee Society, Hamburg, Germany.
3 Department of Trauma and Reconstructive Surgery with Division of Knee and Shoulder Surgery, Sports Traumatology, Asklepios Clinic St. Georg, Lohmuehlenstr. 5, 20099, Hamburg, Germany. [email protected].
4 Fracture Committee of the German Knee Society, Hamburg, Germany. [email protected].