1. Department of Orthopedics; Erasmus MC; Wytemaweg 80 3015CN Rotterdam The Netherlands
2. Department of Internal Medicine; Erasmus MC; Wytemaweg 80 3015CN Rotterdam The Netherlands
3. Fujifilm Manufacturing Europe B.V.; Oudenstaart 1 5047TK Tilburg The Netherlands
4. Department of Oral and Maxillofacial Surgery; Special Dental Care and Orthodontics; Erasmus MC; Wytemaweg 80 3015CN Rotterdam The Netherlands
5. AO Research Institute Davos; Clavadelerstrasse 8 7270 Davos Switzerland
6. Department of Otorhinolaryngology; Head and Neck Surgery; Erasmus MC; Wytemaweg 80 3015CN Rotterdam The Netherlands