1. Institute of Pathology, Barzilai University Medical Center, Ashkelon 7830604, Israel
2. School of Health Sciences, The Ben-Gurion University of the Negev, Beer-Sheba 84105, Israel
3. Oral Medicine Unit, Barzilai University Medical Center, Ashkelon 7830604, Israel
4. Department of Oral & Maxillofacial Surgery, Barzilai University Medical Center, Ashkelon 7830604, Israel