1. Department of Cardiovascular, Neural and Metabolic Sciences, Istituto Auxologico Italiano, IRCCS, San Luca Hospital, Piazzale Brescia 20, Milan 20149, Italy
2. Department of Medicine and Surgery, University of Milan-Bicocca, Piazza dell’Ateneo Nuovo 1, Milan 20126, Italy
3. Department of Internal Medicine, Ospedale S. Orsola-Malpighi, University of Bologna, Via Giuseppe Massarenti, 9, 40138 Bologna (BO), Italy
4. Internal Medicine and Nephrology Unit, University of L'Aquila, Via Camponeschi, 19, 67100 L'Aquila (AQ), Italy
5. General Medicine, Department of Clinical and Experimental Science, University of Brescia, Piazza del Mercato, 15 - 25121 Brescia (BS), Italy
6. Department of Internal Medicine, University of Udine, Via delle Scienze, 206, 33100 Udine (UD), Italy
7. Department of Medicine, University of Verona, Via S. Francesco, 22, 37129 Verona (VR), Italy
8. Department of Medical Sciences, University of Turin, Via Verdi, 8, 10124 Torino (TO), Italy
9. Department of Medicine, University of Perugia, Piazza dell'Università, 1, 06123 Perugia (PG), Italy
10. Department of Medicine and Psychology, Sapienza University, Piazzale Aldo Moro 5, 00185 Roma (RO), Italy
11. Department of Health Sciences, University of Milano, Via Carlo Pascal, 36, 20100, Milano (MI), Italy
12. Clinica di Medicina Interna e Geriatria, Università Politecnica delle Marche, Via S.Margherita, 5 - 60124 Ancona (AN), Italy
13. Nephrology and Hypertension Unit, University of Palermo, Via Giovanni Pascoli, 6, 90133 Palermo (PA), Italy
14. Imperial Clinical Trials Unit, Imperial College London, Stadium House, 68 Wood Lane, London W12 7RH, UK
15. Department of Primary Care and Public Health, Imperial College London, St Dunstan’s Road, London W6 8RP, UK