1. Division of Nuclear Medicine and Molecular Imaging, Geneva University Hospital, 1211 Geneva, Switzerland;
2. Geneva Neuroscience Centre, University of Geneva, 1205 Geneva, Switzerland
3. Department of Nuclear Medicine and Molecular Imaging, University of Groningen, 9700 RB Groningen, Netherlands
4. Department of Nuclear Medicine, University of Southern Denmark, DK-5000 Odense, Denmark
5. Department of Machine Learning, Moffitt Cancer Center, Tampa, Florida 33612, USA
6. Department of Radiation Oncology, University of Michigan, Ann Arbor, Michigan 48109, USA
7. Department of Oncology, McGill University, Montreal, Quebec H3A 1G5, Canada