1. BioEngLab, Health Science and Technology-Interdepartmental Center for Industrial Research (HST-CIRI), University of Bologna, I-40064 Ozzano Emilia, Italy
2. Department of Biomedical and Neuromotor Sciences (DIBINEM), University of Bologna, I-40126 Bologna, Italy
3. Laboratory of Cellular and Molecular Engineering “Silvio Cavalcanti,” Department of Electrical, Electronic, and Information Engineering “G. Marconi” (DEI), University of Bologna, I-47521 Cesena, Italy