1. Department of Engineering for Innovation, University of Salento, 73100 Lecce, Italy
2. Institute of Medical Physics and Biophysics, University of Leipzig, 04103 Leipzig, Germany
3. Department of Biological and Environmental Sciences and Technologies, University of Salento, 73100 Lecce, Italy
4. Implant Dentistry College of Medicine and Dentistry, Birmingham B4 6BN, UK
5. Clinic and Polyclinic for Oral and Maxillofacial Plastic Surgery, University Hospital Leipzig, 04103 Leipzig, Germany