1. Unit of Endocrinology and Diabetes, Campus Bio-Medico University, Rome, Italy
2. Department of Emergency and Organ Transplantation, University of Bari, Bari, Italy
3. UOS Malattie Metaboliche, Santa Maria Goretti Hospital, Latina, Italy
4. Unit of Geriatric, University Campus Bio-Medico, Rome, Italy
5. Department of Basic Medical Sciences, Neuroscience and Sense Organs, Section of Human Anatomy and Histology, University of Bari, Bari, Italy
6. Department of Clinical and Experimental Medicine, University of Foggia, Foggia, Italy