1. Department of Prosthodontics, Faculty of Dentistry, Chulalongkorn University
2. Institute of Advanced Dental Medicine, Rangsit University
3. National Metal and Materials Technology Center (MTEC)
4. Research Unit of Herbal Medicine and Natural Product for Dental Treatment, Department of Anatomy, Faculty of Dentistry, Chulalongkorn University
5. Department of Materials Science, Faculty of Science, Chulalongkorn University