1. Department of Nuclear
Medicine, University Hospital Münster, Albert-Schweitzer-Campus
1, Building A1, D-48149 Münster, Germany
2. Interdisciplinary Centre of Clinical Research (IZKF), Münster,
Germany
3. European Institute for Molecular
Imaging, University of Münster,
Mendelstrasse 11, D-48149 Münster, Germany
4. Organisch-Chemisches Institut, Westfälische Wilhelms-Universität, Corrensstrasse
40, D-48149 Münster, Germany