1. Istituto Auxologico Italiano, IRCCS, Rehabilitation Unit and Research Lab in Biomechanics and Rehabilitation, Piancavallo, Italy
2. Istituti Clinici Scientifici Maugeri Spa SB (IRCCS), Istituto Scientifico di Veruno, Veruno, Italy
3. Department of Electronics, Information and Bioengineering, Politecnico di Milano, Milano, Italy
4. Department of Rehabilitation and Functional Recovery, IRCCS San Raffaele Scientific Institute, Vita-Salute University, Milan, Italy
5. Physical Medicine and Rehabilitation, Department of Surgical Sciences, University of Turin, Turin, Italy