1. Department of General and Specialist Surgery Paride Stefanini, Faculty of Pharmacy and Medicine, Sapienza University of Rome, 155 viale del Policlinico, 00161 Rome, Italy
2. Medicine and Surgery School of Medicine, Saint Camillus International University of Health Sciences, 8 via di Sant’Alessandro, 00131 Rome, Italy
3. Division of Vascular Surgery, Department of Cardiovascular Sciences, S. Anna and S. Sebastiano Hospital, via F. Palasciano, 81100 Caserta, Italy
4. Division of Vascular Surgery, Saint Martin Hospital, 22 viale Europa, 32100 Belluno, Italy
5. Clinical Epidemiology and Medical Statistics Unit, Department of Medicine, Surgery and Pharmacy, University of Sassari, viale San Pietro, 07100 Sassari, Italy
6. Department of Systems Medicine, University of Rome Tor Vergata, 1 viale Montpellier, 00133 Rome, Italy
7. Department of Biomedicine and Prevention, University of Rome Tor Vergata, 1 viale Montpellier, 00133 Rome, Italy
8. Medicine and Surgery School of Medicine, Campus Bio-Medico University of Rome, 21 via À. del Portillo, 00128 Rome, Italy
9. Division of Anesthesia and Intensive Care of Organ Transplants, Umberto I Polyclinic University Hospital, 155 viale del Policlinico, 00161 Rome, Italy
10. Divisions of Vascular Surgery, S. Maria Misericordia University Hospital, 15 Piazzale Santa Maria della Misericordia, 33100 Udine, Italy
11. Divisions of Vascular Surgery, Cardarelli Hospital, 9 Via A. Cardarelli, 80131 Naples, Italy
12. Divisions of Vascular Surgery, Pugliese Ciaccio Hospital, 83 viale Pio X, 88100 Catanzaro, Italy
13. Divisions of Vascular Surgery, Riuniti University Hospitals, 71 via Conca, Torrette (AN), 60126 Ancona, Italy
14. Divisions of Vascular Surgery, Treviso Hospital, 1 piazzale del’Ospedale, 31100 Treviso, Italy
15. Divisions of Vascular Surgery, SS. Annunziata Hospital, 31 via dei Vestini, 66100 Chieti, Italy
16. Divisions of Vascular Surgery, San Donato Hospital, 20 via Pietro Nenni, 52100 Arezzo, Italy
17. Divisions of Vascular Surgery, San Matteo Polyclinic, 19 viale Camillo Golgi, 27100 Pavia, Italy
18. Divisions of Vascular Surgery, Infermi Hospital, Via dei Ponderanesi 2, 13875 Ponderano, Italy
19. Divisions of Vascular Surgery, Bianchi-Melacrino-Morelli Hospital, 21 via G. Melacrino, 89124 Reggio di Calabria, Italy
20. Divisions of Vascular Surgery, San Giovanni Bosco Hospital, 3 piazza del Donatore di Sangue, 10154 Turin, Italy
21. Divisions of Vascular Surgery, Department of Translational Research and New Technologies in Medicine and Surgery, University of Pisa, 2 via Paradisa, 56124 Pisa, Italy
22. Divisions of Vascular Surgery, Gemelli Molise Hospital, 1 largo A. Gemelli, 86100 Campobasso, Italy
23. Divisions of Vascular Surgery, Federico II Polyclinic, Department of Public Health and Residency Program in Vascular Surgery, University of Naples Federico II, 5 via S. Pansini, 80131 Naples, Italy
24. Divisions of Vascular Surgery, Pineta Grande Hospital, Km. 30 via Domitiana, 81030 Castelvolturno, Italy
25. Divisions of Vascular Surgery, Sanatrix Clinic, 31 via S. Domenico, 80127 Naples, Italy
26. Divisions of Vascular Surgery, Venere Hospital, 1 via Ospedale di Venere, 70131 Bari, Italy
27. Divisions of Vascular Surgery, Sant’Andrea Hospital, 197 via Vittorio Veneto, 19121 La Spezia, Italy
28. Divisions of Vascular Surgery, MultiMedica Hospital, 300 via Milenese, 20099 Sesto San Giovanni, Italy
29. Divisions of Vascular Surgery, San Pio Hospital, 1 via dell’angelo, 82100 Benevento, Italy
30. Divisions of Vascular Surgery, F.Miulli Hospital, Strada Prov. 127 Acquaviva-Santeramo Km. 4, 70021 Acquaviva delle Fonti, Italy
31. Divisions of Vascular Surgery, Multimedica Hospital, 70 viale Piemonte, 21053 Castellanza, Italy
32. Divisions of Vascular Surgery, Monaldi Hospital, via L. Bianchi, 84100 Naples, Italy
33. Divisions of Vascular Surgery, Department of Molecular and Clinical Medicine, Sapienza University of Rome, Giorgio Nicola Papanicolau, 00189 Rome, Italy
34. Divisions of Vascular Surgery, Sant’Andrea University Hospital, 1035/1039 via di Grottarossa, 00189 Rome, Italy
35. Divisions of Vascular Surgery, San Carlo Hospital, via Potito Petrone, 85100 Potenza, Italy
36. Divisions of Vascular Surgery, Department of Clinical and Community Sciences, University of Milan, 19 via della Commenda, 20122 Milan, Italy
37. Divisions of Vascular Surgery, Maggiore Polyclinic Hospital Ca’ Granda IRCCS and Foundation, 35 via Francesco Sforza, 20122 Milan, Italy
38. Divisions of Vascular Surgery, Salus Clinic, 4 via F. Confalonieri, 84091 Battipaglia, Italy
39. Divisions of Vascular Surgery, San Marco Hospital, viale Carlo Azeglio Ciampi, 95121 Catania, Italy
40. Divisions of Vascular Surgery, Pellegrini Hospital, 41 via Portamedina alla Pignasecca, 80134 Naples, Italy
41. Divisions of Vascular Surgery, Niguarda Hospital, Piazza dell’Ospedale Maggiore 3, 20161 Milan, Italy
42. Divisions of Vascular Surgery, Maggiore Hospital, 10 Piazza Ospitale, 26900 Lodi, Italy
43. Divisions of Vascular Surgery, Garibaldi-Nesima Hospital, 636 via Palermo, 95122 Catania, Italy
44. Divisions of Vascular Surgery, Vimercate Hospital, 10 via Cosma e Damiano, 20871 Vimercate, Italy
45. Divisions of Vascular Surgery, University Hospital Pietro Confortini, 1 Piazzale Aristide Stefani, 37126 Verona, Italy