1. Division of Regenerative and Implant Sciences, Department of Restorative Dentistry and Biomaterials Sciences Harvard School of Dental Medicine Boston Massachusetts USA
2. Division of Oral Restorative and Rehabilitative Sciences The University of Western Australia Perth Western Australia Australia
3. Private Practice Sydney New South Wales Australia
4. Department of Oral Medicine, Infection, and Immunity Harvard School of Dental Medicine Boston Massachusetts USA
5. Department of Restorative and Prosthetic Dental Sciences College of Dentistry, King Saud bin Abdulaziz University for Health Sciences, National Guard Health Affairs Riyadh Saudi Arabia
6. King Abdullah International Medical Research Center National Guard Health Affairs Riyadh Saudi Arabia
7. Department of Restorative Dentistry and Biomaterials Sciences Harvard School of Dental Medicine Boston Massachusetts USA