1. Brain Tumor Imaging Laboratory, Division of Neurosurgery, Department of Clinical Neuroscience; University of Cambridge, Addenbrooke's Hospital; Cambridge UK
2. Department of Radiology; University of Cambridge, Addenbrooke's Hospital; Cambridge UK
3. Department of Radiology (EB44); University Medical Centre Groningen, University of Groningen; Groningen the Netherlands
4. Department of Neurosurgery; Chang Gung Memorial Hospital; Taiwan
5. Department of Neurosurgery; Chang Gung University College of Medicine; Taiwan