1. Department of Oncology and Nuclear Medicine, University Hospital Center Sestre Milosrdnice, 10000 Zagreb, Croatia
2. School of Medicine, University of Zagreb, 10000 Zagreb, Croatia
3. Department of Biomedical and Dental Sciences and Morpho-Functional Imaging, University of Messina, 98100 Messina, Italy
4. Department of Nuclear Medicine and Radiology, University Medical Center Utrecht, 3584 CX Utrecht, The Netherlands
5. Institute Gustave Roussy, 94800 Villejuif, France
6. Division of Nuclear Medicine, Department of Radiology and Nuclear Medicine, University Hospital Magdeburg, Otto-von-Guericke University, 39120 Magdeburg, Germany
7. Department of Nuclear Medicine, German Oncology Center, University Hospital of the European University, Limassol 4108, Cyprus
8. Department of Nuclear Medicine, Hacettepe University, Ankara 06230, Turkey
9. Clinic for Nuclear Medicine, Imaging Institute of Southern Switzerland, Ente Ospedaliero Cantonale, 6500 Bellinzona, Switzerland
10. Clinic for Nuclear Medicine, University Hospital of Zürich, 8004 Zürich, Switzerland