1. Center for the Study of Hypertension and Related Cardiovascular Risk Factors, Medical and Surgery Sciences Department (DIMEC), University of Bologna, 40126 Bologna, Italy
2. IRCCS AOU S. Orsola di Bologna, 40138 Bologna, Italy
3. Department of Medicine and Surgery Sciences, University of Bologna, 40126 Bologna, Italy
4. Department of Diabetes, Faculty of Medicine, Nutrition and Metabolic Diseases, Carol Davila University of Medicine and Pharmacy, 050474 Bucharest, Romania
5. CGH Medical Center, Sterling, IL 61081, USA
6. Division of Cardiology, Johns Hopkins University School of Medicine, Baltimore, MD 21205, USA