1. Board of Physical Medicine and Rehabilitation, Department of Orthopaedic Science; “Sapienza” University; Rome Italy
2. Don Carlo Gnocchi ONLUS Foundation; Milan Italy
3. Physical Medicine and Rehabilitation Unit, Azienda Policlinico Umberto I; Rome Italy
4. Department of Geriatrics, Neurosciences and Orthopaedics; Università Cattolica del Sacro Cuore; Rome Italy