1. Department of Orthodontics, Faculty of Dentistry, Mahidol University
2. Assistive Technology and Medical Devices Research Center, National Science and Technology Development Agency
3. Department of Oral Microbiology, Faculty of Dentistry, Mahidol University
4. Material Science and Engineering Program, Multi-Disciplinary Unit, Faculty of Science, Mahidol University
5. Department of Operative Dentistry and Endodontics, Faculty of Dentistry, Mahidol University