1. Rheumatology Unit, Department of Medicine and Surgery, University of Perugia, Perugia, Italy
2. Department of Medicine and Surgery, University of Insubria and Department of Medicine and Cardiopulmonary Rehabilitation, Maugeri Care and Research Institutes, IRCCS Tradate, Varese, Italy
3. Department of Cardiology, Hospital S. Maria della Misericordia, Perugia, Italy
4. Fondazione Umbra Cuore e Ipertensione, Perugia, Italy