1. Department of Neuroradiology; Eberhard Karls University; Tübingen Germany
2. Department of Neurology; Eberhard Karls University; Tübingen Germany
3. Department of Neurosurgery; Eberhard Karls University; Tübingen Germany
4. Department of Neuropathology; Eberhard Karls University; Tübingen Germany
5. Department of Oncologic Imaging; National Cancer Center; Singapore
6. Center for Quantitative Medicine; Duke-NUS Graduate Medical School; Singapore