1. Division of Plastic, Aesthetic and Reconstructive Surgery, Department of Surgery, Medical University of Graz, Graz, Austria
2. Milano Face Institute, Milan, Italy
3. Division of Dental and Maxillofacial Surgery, Department of Surgery, Medical University of Verona, Verona, Italy
4. University Vita-Salute San Raffaele, Milan, Italy
5. Dental School, University Vita-Salute San Raffaele, Milan, Italy