1. Department of Information Engineering, Electronics & Telecommunications, Sapienza University, Rome, Italy
2. National Research Council (CNR) Rome, Italy
3. Department of Science, Section of Biomedical Sciences and Technologies, University “Roma Tre”, Rome, Italy
4. Tor Vergata University, Rome, Italy
5. Department of General Surgery and Surgical Speciality “Paride Stefanini”, Sapienza University, Rome, Italy