1. Department of Nuclear Medicine, LMU Hospital, LMU Munich , Munich , Germany
2. Research Center for Medical Image Analysis and Artificial Intelligence (MIAAI), Faculty of Medicine and Dentistry, Danube Private University , Krems , Austria
3. The Brain Tumour Center at the Erasmus MC Cancer Institute , Rotterdam , The Netherlands
4. Division of Oncology, Department of Medicine I, Medical University of Vienna , Vienna , Austria