1. Department of Preventive and Restorative Dentistry, University of Sharjah, Sharjah, UAE
2. Division of Molecular and Regenerative Prosthodontics, Tohoku University Graduate School of Dentistry, Sendai-city, Japan
3. The University of Hong Kong, Hong Kong Special Administrative Region, China
4. Sharjah Institute for Medical Research, College of Medicine, University of Sharjah, Sharjah, UAE
5. Division of Surgery and Interventional Science, University College London, London, UK
6. Uwa Dental School, The University of Western Australia, Perth, Australia