Affiliation: | 1. Department of Medicine and Surgery, University of Insubria , Varese, Italy;2. Department of Medicine and Cardiopulmonary Rehabilitation, Maugeri Care and Research Institutes, IRCCS Tradate , Varese, Italy;3. Fondazione Umbra Cuore e Ipertensione-ONLUS and Division of Cardiology, Hospital S. Maria Della Misericordia , Perugia, Italy;4. Department of Medicine, University of Perugia , Perugia, Italy |