[1] Ethics Committee of the European Association of Neurosurgical Societies,Departments of Neurosurgery
[2] Haaglanden Medical Center and Leiden University Medical Center,Unit Ethics and Health Care
[3] Leiden University Medical Center,Department of Clinical Neuroscience
[4] Beaumont Hospital,Department of Neurosurgery
[5] Copenhagen University Hospital Rigshospitalet,Department of Clinical Medicine
[6] University of Copenhagen,Department of Clinical Neuroscience
[7] Section for Neurosurgery,Department of Neurosurgery
[8] Karolinska Intitutet,undefined
[9] Hospital Universitario Donostia,undefined