1. Department of Public Health, University Hospital of Naples 'Federico II', Italy
2. Department of Advanced Biomedical Sciences, University Hospital of Naples 'Federico II', Italy
3. Department of Public Health, University Hospital of Naples 'Federico II', Italy and Interdepartmental Center for Research in Healthcare Management and Innovation in Healthcare(CIRMIS), University Hospital of Naples 'Federico II', Italy
4. Department of Electrical Engineering and Information Technologies, University Hospital of Naples 'Federico II', Italy