1. Vascular Surgery Department, Clínica Teknon Barcelona, Barcelona, Spain; Vascular Surgery Department, Parc Tauli University Hospital, Sabadell, Barcelona, Spain
2. Vascular Surgery Department, Parc Tauli University Hospital, Sabadell, Barcelona, Spain
3. Internal Medicine Residency Programme, University of Texas Southwestern Hospital, Dallas, Texas, US
4. Cardiovascular Surgery Department. Hospital Clinic i Provincial de Barcelona, Barcelona, Spain