1 Cardiac Rehabilitation, Cardiology 4, ASST Grande Ospedale Metropolitano Niguarda Ca' Granda, Milan, Italy; School of Medicine and Surgery, Milano-Bicocca University, Milan, Italy. Electronic address: alessandro.maloberti@ospedaleniguarda.it.
2 Cardiac Rehabilitation, Cardiology 4, ASST Grande Ospedale Metropolitano Niguarda Ca' Granda, Milan, Italy.
3 Cardiac Rehabilitation, Cardiology 4, ASST Grande Ospedale Metropolitano Niguarda Ca' Granda, Milan, Italy; School of Medicine and Surgery, Milano-Bicocca University, Milan, Italy.