1. Department of Vascular Surgery, Fondazione IRCCS Cà Granda Ospedale Maggiore Policlinico , Milan, Italy
2. Department of Vascular Surgery, University Medical Centre Utrecht , Utrecht, Netherlands
3. Clinical and Community Sciences Department, Università degli Studi di Milano , Milan, Italy
4. Vascular Surgery—Department of Medicine and Surgery, University of Insubria , Varese, Italy