1. Molecular and Preclinical Imaging Centers
2. Department of Molecular Biotechnology and Health Sciences
3. University of Torino
4. 10126 Torino
5. Italy
6. MR Neuroimaging Agents
7. Max Planck Institute for Biological Cybernetics
8. Max-Planck-Ring 11
9. 72076 Tuebingen
10. Germany
11. Physiology of Cognitive Processes
12. Max-Planck-Ring 8