1. Department of Prosthodontics, Faculty of Dentistry, Chiang Mai University
2. Center of Excellence for Dental Implantology, Faculty of Dentistry, Chiang Mai University
3. Oral Biomaterials Engineering, Department of Oral Materials Sciences and Technology, Course of Oral Health Engineering, School of Oral Health Care Sciences, Faculty of Dentistry, Tokyo Medical and Dental University
4. Department of Prosthodontics, Faculty of Dentistry, Chulalongkorn University