1. Department of Biomedical Science and Public Health, School of Hygiene and Preventive Medicine, Faculty of Medicine and Surgery, Università Politecnica delle Marche, Ancona, Italy.
2. Department of Surgery, Macerata Hospital, Macerata, Italy.
3. Infection Prevention & Antimicrobial Stewardship Jackson Health System, University of Miami Miller School of Medicine, Miami, Florida.
4. General Surgery Department, Papa Giovanni XXIII Hospital, Bergamo, Italy.
5. Department of Emergency Surgery, Maggiore Hospital, Parma, Italy.