Outpatient Clinic for Endocrinology and Metabolic Diseases, Conversano Hospital, ASL Bari Via De Amicis, 70014 Conversano, Italy. Interdisciplinary Department of Medicine-Section of Internal Medicine, Geriatrics, Endocrinology and Rare Diseases, University of Bari "A. Moro", Bari, Italy. Section of Internal Medicine, Endocrinology, Andrology and Metabolic Diseases, Department of Emergency and Organ Transplantation, University of Bari Aldo Moro, Piazza Giulio Cesare 11, 70124, Bari, Italy. Medical Science Liaison Merck, Serono S.p.A., Rome, Italy. Cardiology Unit, Cardiothoracic Department, University of Bari, School of Medicine, Policlinico, Piazza Giulio Cesare 11, 70124 Bari, Italy.