1. Institute of Cancer Research, Department of Medicine I, Medical University Vienna, Austria
2. Comprehensive Cancer Center-Central Nervous System Tumours Unit, Medical University of Vienna
3. Department of Neurosurgery, Wagner-Jauregg Hospital, Linz, Austria
4. Institute of Virology, Department of Pathobiology, University of Veterinary Medicine Vienna
5. Division of Thoracic Surgery, Department of Surgery, Medical University of Vienna
6. 2nd Institute of Pathology, Semmelweis University, Budapest, Hungary
7. Boehringer Ingelheim RCV GmbH & Co KG, Department of Lead Discovery, Vienna, Austria