1. Neurosurgery Department, Lariboisière Hospital, Paris, France;
2. Neurosurgery and Neurology Department, Santa Casa de BH, Belo Horizonte, Brazil;
3. Department of Neurosurgery, The Medical City, Manila, Philippines;
4. Oncology and Radiotherapy Department, Institut Curie, Paris, France;
5. Université Paris Diderot, Paris, France