1. Clinical Ortopaedics, Department of Clinical and Molecular Sciences, Università Politecnica delle Marche, 60121 Ancona, Italy
2. Department of Orthopaedic Surgery, University Hospital of Saint Etienne, Hôpital Nord, 42055 Saint-Étienne, France
3. Laboratoire Interuniversitaire de Biologie de la Motricité, Université de Lyon, 69361 Lyon, France
4. U 1059 Sainbiose, Mines Saint-Étienne, Universitè Jean Monnet, INSERM, 42023 Saint-Étienne, France