1. Department of Reconstructive Surgery and Hand Surgery, AOU “Ospedali Riuniti”, Ancona, Italy
2. Department of Surgical, Oncological and Oral Sciences, Section of Plastic and Reconstructive Surgery, University of Palermo, Palermo, Italy
3. Data Analysis Office, University of Milan, Milan, Italy
4. Plastic Surgery Unit, NESMOS Department, Faculty of Medicine and Psychology, University Sapienza of Rome, Rome, Italy