1. Aix‐Marseille Univ CNRS CRMBM Marseille France
2. APHM Hopital Universitaire Timone CEMEREM Marseille France
3. Aix‐Marseille Univ Univ Gustave Eiffel LBA Marseille France
4. iLab‐Spine International Associated Laboratory Marseille‐Montreal France‐Canada
5. Neurosurgery Department APHM, Hopital Nord Marseille France