1. Faculty of Dentistry King AbdulAziz University Jeddah Kingdom of Saudi Arabia
2. AlFarabi Private College Jeddah Kingdom of Saudi Arabia
3. Department of Medicine Mayo Clinic Rochester Minnesota
4. Oncology Center KFSHRC Riyadh Kingdom of Saudi Arabia
5. Department of Dentistry University of Rochester Rochester New York
6. Division of Oral Medicine and Dentistry, Brigham and Women's Hospital Boston Massachusetts
7. Department of Oral Medicine, Infection and Immunity Harvard School of Dental Medicine Boston Massachusetts