1. Department of Translational Research and New technologies in Medicine and Surgery, University of Pisa, Pisa, Italy
2. Regional Health Agency of Tuscany, Florence, Italy
3. University Hospital of Pisa, Pisa, Italy
4. Quality of care and Clinical networks, Tuscany Region, Florence, Italy
5. Florence Careggi University Hospital, Florence, Italy
6. Livorno Hospital, Toscana North-West Health Authority, Livorno, Italy
7. Massa Carrara Hospital, Toscana North-West Health Authority, Massa Carrara, Italy
8. Toscana North-West Health Authority, Lucca, Italy
9. Arezzo Hospital, Toscana South-East Health Authority, Arezzo, Italy
10. Toscana North-West Health Authority, Pisa, Italy
11. Fondazione Toscana Gabriele Monasterio, Pisa, Italy
12. Istituto Superiore di Sanità, Rome, Italy
13. Ministry of Health, Rome, Italy
14. Department of Experimental Medicine, University of Florence, Florence, Italy