1. Division of Oral Radiology Department of Oral Diagnosis Piracicaba Dental School University of Campinas Piracicaba Brazil
2. OMFS IMPATH Research Group Department of Imaging and Pathology Faculty of Medicine University of Leuven Leuven Belgium
3. Oral & Maxillofacial Surgery University Hospitals Leuven Leuven Belgium
4. Scientific Institute of Public Health Section Quality of Medical Laboratories Brussels Belgium
5. Department of Dental Medicine Karolinska Institutet Stockholm Sweden