1. Department of Neurosurgery; Shiga University of Medical Science, Seta-Tsukinowa-Cho; Otsu Shiga 520-2192 Japan
2. Department of Neurosurgery; Koto Memorial Hospital; Higashioumi Shiga Japan
3. Inserm, U836; Grenoble France
4. Grenoble Institut des Neurosciences; University of Grenoble Alpes; Grenoble France
5. CHU de Grenoble; Hôpital Michallon; Grenoble France