1. Plastic and Reconstructive Surgery, Department of Surgical, Oncological and Oral Sciences, University of Palermo, Palermo, Italy;
2. Deparment of Plastic and Reconstructive Surgery, Ghent University Hospital, Ghent, Belgium;
3. Cancer Registry of Palermo and Province Department for Health Promotion Science and Mother and Child, “G. D’Alessandro”, University of Palermo, Palermo, Italy;
4. Cancer Registry of Palermo and Province Clinical Epidemiology and Cancer Registry Operative Unit, University Hospital Policlinico “Paolo Giaccone”, Palermo, Italy