1. Department of Plastic and Reconstructive Surgery, University Medical Center Rotterdam, Rotterdam, The Netherlands.
2. Department of Orthopaedics, University Medical Center Rotterdam, Rotterdam, The Netherlands.
3. Department of Surgical Oncology, University Medical Center Rotterdam, Rotterdam, The Netherlands.
4. Otorhinolaryngology, Erasmus MC, University Medical Center Rotterdam, Rotterdam, The Netherlands.
5. Division of Plastic Surgery, University Health Network, University of Toronto, Toronto, Ontario, Canada.