1. Department of Oral Pathology and Oral Medicine (AZH, DD, MV), School of Dental Medicine, Tel Aviv University, Tel Aviv, Israel
2. Department of Oral and Maxillofacial Surgery (GC), School of Dental Medicine, Tel Aviv University, Tel Aviv, Israel
3. Department of Oral and Maxillofacial Surgery, Rabin Medical Center, Petah Tikva, Israel (GC)
4. Departments of Diagnostics and Oral Medicine, Institute of Dentistry, University of Oulu, Finland (JK, TS)
5. Medical Research Center (JK, TS), Oulu University Hospital, Oulu, Finland