1. Clinical and Experimental Neuropsychology Laboratory, Faculty of Psychology, University of Geneva , Geneva 1205 , Switzerland
2. Neurosurgery Department, Geneva University Hospitals , Geneva 1205 , Switzerland
3. Axon la, Radiology Department, Vaud University Hospital Center , Lausanne 1011 , Switzerland
4. Neurology Department, Geneva University Hospitals , Geneva 1205 , Switzerland
5. Faculty of Medicine, University of Geneva , Geneva 1205 , Switzerland