1. Clinic for Nuclear Medicine and Molecular Imaging, Imaging Institute of Southern Switzerland, 6500 Bellinzona, Switzerland
2. Clinic for Nuclear Medicine, University Hospital of Zurich, 8091 Zurich, Switzerland
3. Fondazione Policlinico Universitario Campus Bio-Medico, Via Alvaro del Portillo, 200-00128 Roma, Italy
4. Research Unit of Cardiac Surgery, Department of Cardiovascular Surgery, Università Campus Bio-Medico di Roma, Via Alvaro del Portillo, 21-00128 Roma, Italy
5. Nuclear Medicine Unit, Department of Biomedical and Dental Sciences and Morpho-Functional Imaging, University of Messina, 98122 Messina, Italy
6. Department of Oncology and Nuclear Medicine, University Hospital Center “Sestre Milosrdnice”, 10000 Zagreb, Croatia
7. Clinic for Nuclear Medicine, University Hospital Essen, 45147 Essen, Germany