1 Department of Medicine and Rehabilitation, Cardiac Rehabilitation Operative Unit, San Filippo Neri Hospital-Salus Infirmorum Clinic, Rome, Italy.
2 Physical Medicine and Neurorehabilitation Operative Unit, Salus Infirmorum Clinic, Rome, Italy.
3 Department of Medicine and Rehabilitation, Cardiac Rehabilitation Operative Unit, San Filippo Neri Hospital-Salus Infirmorum Clinic, Rome, Italy; Physical Medicine and Neurorehabilitation Operative Unit, Salus Infirmorum Clinic, Rome, Italy.
4 Department of Research, EDUCAM (C.R.O.M.O.N., S.Os.I., A.I.R.O.P.), Rome, Italy.
5 Cardiology Division, Santa Maria della Stella Hospital, Orvieto, Italy.