1. Department of Oncology and Nuclear Medicine, University Hospital Center Sestre Milosrdnice, Zagreb, Croatia
2. School of Medicine, University of Zagreb, Zagreb, Croatia
3. Nuclear Medicine Division, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Policlinico S. Orsola, Bologna, Italy
4. Nuclear Medicine, Alma Mater Studiorum, University of Bologna, Bologna, Italy
5. Department of Biomedical and Dental Sciences and Morpho-Functional Imaging, Unit of Nuclear Medicine, University of Messina, Messina, Italy
6. Department of Nuclear Medicine, Gruppo Ospedaliero Moncucco, Lugano, Switzerland
7. Clinic for Nuclear Medicine, University Hospital of Zürich, Zürich, Switzerland