1. Endocrine Unit, E.O. Ospedali Galliera, 16128 Genoa, Italy
2. Division of Medical Oncology, E.O. Ospedali Galliera, 16128 Genoa, Italy
3. Wolfson Institute of Population Health, Barts and the London School of Medicine and Dentistry, Queen Mary University of London, London E1 2AD, UK