1. Department of Orthopedic; San Gerardo Hospital; Monza Italy
2. Department of Medicine and Surgery; University of Milano-Bicocca; Monza Italy
3. Department of Pharmacological and Biomolecular Sciences; University of Milan; Milan Italy
4. Politecnico di Milano, NearLab, Department of Electronics; Information and Bioengineering; Milan Italy
5. Department of Biology; Lakehead University, Thunder Bay; ON P7B 5E1 Canada