1. Department of Biomedicine and Prevention University of Rome “Tor Vergata” Rome Italy
2. School of Nursing, Niguarda Hospital University of Milan Milan Italy
3. Connell School of Nursing Boston College Boston Massachusetts USA
4. Department of Nursing and Obstetrics Wroclaw Medical University Wroclaw Poland
5. Department of Public Health and Paediatrics Sciences University of Turin Turin Italy
6. Department of Biomedical Sciences for Health University of Milan Milan Italy