1 Department of Clinical and Experimental Sciences, Research Centre for Neuromuscular Function and Adapted Physical Activity "Teresa Camplani", Università degli Studi di Brescia, Brescia, Italy.
2 Joint Department of Biomedical Engineering, University of North Carolina at Chapel Hill, North Carolina State University, Chapel Hill, NC, United States.
3 Department of Physical Therapy and Human Movement Sciences, Northwestern University, Chicago, IL, United States.
4 Northwestern University Interdepartmental Neuroscience, Northwestern University, Chicago, IL, United States.
5 Department of Biomedical Engineering, Northwestern University, Evanston, IL, United States.