[1] Fac Med Marseille, CNRS, UMR 6612, Ctr Resonance Magnet Biol & Med, F-13385 Marseille, France
[2] Hop Enfants La Timone, Serv Anat Patol & Neuropathol, Marseille, France
[3] Hop Enfants La Timone, Serv Neurol, Marseille, France
[4] Hop Nord Marseille, Dept Anesthesie Reanimat, Marseille, France