[1] Fdn Cardioctr Ticino, Div Cardiol, Lugano, Switzerland
[2] Hirslanden Klin St Anna, Dept Internal Med, Luzern, Switzerland
[3] ASST Monza, Dept Anesthesia & Intens Care Med, Monza, Italy
[4] Kantonsspital Luzern, Dept Cardiol, Luzern, Switzerland
[5] Univ Milan, Dept Clin Sci & Community Hlth, Dyspnea Lab, Milan, Italy
[6] Osped Cirie, Div Cardiol, Azienda Sanitaria Locale Torino 4, Cirie, Italy
[7] Univ Italian Switzerland, Dept Biomed Sci, Lugano, Switzerland
[8] Ziekenhuis Oost Limburg, Dept Cardiol, Genk, Belgium
[9] Hasselt Univ, Doctoral Sch Med & Life Sci, Diepenbeek, Belgium
[10] IRCCS Osped Policlin San Martino, Cardiovasc Dis Unit, Genoa, Italy
[11] Univ Genoa, Dept Internal Med, Genoa, Italy
[12] Fdn IRCCS Ca Granda Osped Maggiore Policlin, Cardiovasc Dis Unit, Milan, Italy