Affiliations

• ¹ Department of Neurosurgery, Great Metropolitan Hospital Niguarda, Milan 20154, Italy. Electronic address: marco.cenzato@ospedaleniguarda.it.
• ² Department of Neurosurgery, University Hospital Essen, University of Duisburg-Essen, Germany.
• ³ Department of Neurosurgery, Mayo Clinic, Rochester, Minnesota, USA.
• ⁴ Department of Neurosurgery, Great Metropolitan Hospital Niguarda, Milan 20154, Italy.
• ⁵ Department of Neurosurgery, Rigshospitalet, Copenhagen, Denmark.
• ⁶ Department of Neurosurgery, University Hospital and University Zurich, Zurich, Switzerland.
• ⁷ Department of Neurosurgery and Clinical Research Institute of Neuroscience, Johannes Kepler University, Linz, Austria.
• ⁸ Department of Neurosurgery, Charité-Universitätsmedizin Berlin, Germany.
• ⁹ Department of Neurosurgery, Barrow Neurological Institute, St Joseph's Hospital and Medical Center, Phoenix, Arizona, USA.