1. Department of Neurosurgery; Lariboisiere Hospital; Paris France
2. University of Paris 7; Paris France
3. Imaging and Modeling Laboratory for Neurobiology and Oncology; Medical Research Unit 8165; Orsay France
4. Department of Neurosurgery; VU University Medical Center; Amsterdam the Netherlands
5. Department of Neurosurgery; Saint-Anne Hospital; Paris France
6. University of Paris 5; Paris France
7. Department of Neurosurgery; Gui de Chauliac Hospital; Montpellier Medical University Center; Montpellier France
8. Department of Clinical Neurosciences; University of Edinburgh; Edinburgh United Kingdom
9. Institute of Health and Medical Research Unit 1051, Institute of Neuroscience of Montpellier; Montpellier France