1. Department of Oral Health Sciences Section of Periodontology and Oral Microbiology KU Leuven University Hospitals Leuven Dentistry Leuven Belgium
2. Department of Imaging and Pathology OmfsImpath Research Group KU Leuven Leuven Belgium
3. Department of Oral and Maxillofacial Surgery University Hospitals Leuven Leuven Belgium
4. Department of Dental Medicine Karolinska Institutet Stockholm Sweden