[1] Univ Clermont Auvergne, CHU Clermont Ferrand, ICCF, SIGMA Clermont,CNRS, F-63000 Clermont Ferrand, France
[2] Aix Marseille Univ, ISM UMR 7287, CNRS, F-13288 Marseille 09, France
[3] St Marguerite Hosp, Inst Locomot, Dept Orthoped & Traumatol, 270 Blvd St Marguerite,BP 29, F-13274 Marseille, France
[4] CHU Toulouse Purpan, Musculoskeletal Inst, Hop Pierre Paul Riquet, 1 Pl Baylac, F-31000 Toulouse, France