1. Fondazione Policlinico Universitario A. Gemelli IRCCS Roma Italy
2. Università Cattolica del Sacro Cuore Roma Roma Italy
3. National Centre for Global Health, Istituto Superiore di Sanità Rome Italy
4. Università degli Studi di Enna "Kore" Enna Italy
5. Heart and Lung Center, Helsinki University Hospital University of Helsinki Helsinki Finland
6. Department of Cardiac, Thoracic and Vascular Sciences, Division of Cardiology University of Padova Padova Italy
7. Fondazione “ G. Monasterio” CNR/Regione Toscana per la Ricerca Medica e la Sanità Pubblica Massa Italy
8. Policlinico Sant'Orsola Bologna Italy
9. Italian National Agency for Regional Healthcare Services Rome Italy