1. Department of Nuclear Medicine, Medical University Innsbruck, Innsbruck, Austria.
2. Department of General Pathology, Medical University Innsbruck, Innsbruck, Austria.
3. Advanced Accelerator Applications, Colleretto Giacosa, Italy.
4. Division of Molecular Imaging and Radiochemistry, Department of Clinical Radiology and Nuclear Medicine, Medical Faculty Mannheim of Heidelberg University, Mannheim, Germany.
5. Division of Human Health and Medical Science, Graduate School of Kuroshio Science, Kochi University, Nankoku, Japan.
6. Department of Molecular and Cellular Biology, Kochi Medical School, Nankoku, Japan.