*Board of Physical Medicine and Rehabilitation, Department of Orthopaedic Science, “Sapienza” University, Rome, Italy
†Don Carlo Gnocchi Onlus Foundation, Milan, Italy
‡Rehabilitation Units, Policlinico Universitario Agostino Gemelli Foundation, Rome, Italy
§Physical Medicine and Rehabilitation Unit, Azienda Policlinico Umberto I, Rome, Italy
‖Department of Geriatrics, Neurosciences and Orthopaedics, Catholic University of the Sacred Heart, Rome, Italy
The authors have no funding or conflicts of interest to disclose.