1 Department of Medicine and Surgery, Department of Medicine and Cardiopulmonary Rehabilitation, Istituti Clinici Scientifici Maugeri, IRCCS Tradate, University of Insubria, Via Crotto Roncaccio 16, Tradate, VA, Italy.
2 Fondazione Umbra Cuore e Ipertensione-ONLUS and Division of Cardiology, Hospital S. Maria della Misericordia, Perugia, Italy.
3 Department of Medicine and Surgery, Department of Medicine and Cardiopulmonary Rehabilitation, Istituti Clinici Scientifici Maugeri, IRCCS Tradate, University of Insubria, Via Crotto Roncaccio 16, Tradate, VA, Italy; Istituti Clinici Scientifici Maugeri, IRCCS Tradate, Italy. Electronic address: angeli.internet@gmail.com.