1. San Francesco Hospital, Telese Terme, Benevento, Italy
2. Maugeri Scientific Clinical Institutes, SpA SB, Institute of Care and Scientific Research, Rehabilitation Institute of Telese Terme, Telese Terme, , Italy
3. Section of Cardiovascular Diseases, Department of Emergency and Organ Transplantation, University of Bari School of Medicine, Bari, Italy
4. Cardiac Surgery Unit Mediterranean Clinic, Naples, Italy
5. Maugeri Scientific Clinical Institutes, SpA SB, Institute of Care and Scientific Research, Rehabilitation Institute of Montescano, Pavia, Italy
6. Unit of Geriatrics, Policlinico Universitario, Campus Bio-Medico di Roma, Rome, Italy