1. Clinic for Nuclear Medicine and Competence Center for Thyroid Diseases Imaging Institute of Southern Switzerland Ente Ospedaliero Cantonale Bellinzona Switzerland
2. Section of Internal Medicine, Endocrinology, Andrology and Metabolic Diseases Department of Emergency and Organ Transplantation University of Bari Aldo Moro Bari Italy
3. Science and Medico‐Surgical Biotechnologies Sapienza University of Rome Rome Italy
4. Unit of Endocrinology and Metabolic Diseases University of Campania L. Vanvitelli Naples Italy
5. Department of Nuclear Medicine E.O. Ospedali Galliera Galliera Hospital Genoa Italy
6. Clinic for Nuclear Medicine University Hospital and University of Zurich Zurich Switzerland
7. Faculty of Biomedical Sciences Università di Lugano (USI) Lugano Switzerland