1 Division of Physical Medicine and Rehabilitation, Department of Surgical Sciences, University of Turin, Turin, Italy; Division of Endocrinology, Diabetology and Metabolism, Department of Medical Sciences, University of Turin, Turin, Italy(∗).
2 Biolab, Department of Electronics and Telecommunications, Politecnico di Torino, Turin, Italy(†).
3 Neuromuscular Research Laboratory, Schulthess Clinic, Zurich, Switzerland(‡).