Author: Tetsuya Tsukahara

Giuseppe Esposito, MD, Ph D; Consultant Neurosurgeon, Department of Neurosurgery, University Hospital Zurich, University of Zurich, Switzerland Luca Regli, MD; Professor and Chairman, Department of Neurosurgery, University Hospital Zurich, University of Zurich, Switzerland Yasuhiko Kaku, MD; Professor and Chairman, Department of Neurosurgery, Asahi University Murakami Memorial Hospital, Gifu, Japan Tetsuya Tsukahara, MD, Ph D; Professor and Chairman,  National Hospital Organization, Kyoto Medical Center, Department of Neurosurgery, Kyoto, Japan