1. Graduate student, Esthetic Restorative and Implant Dentistry, Faculty of Dentistry, Chulalongkorn University, Bangkok, Thailand.
2. Instructor, Department of Orthodontics, Faculty of Dentistry, Chulalongkorn University, Bangkok, Thailand.
3. Associate Professor and Program Director of Esthetic Restorative and Implant Dentistry, Faculty of Dentistry, Chulalongkorn University, Bangkok, Thailand.
4. Assistant Professor, Department of Microbiology and Research Unit on Oral Microbiology and Immunology, Faculty of Dentistry, Chulalongkorn University, Bangkok, Thailand.
5. Associate Professor, Department of Community Dentistry, Faculty of Dentistry, and Chronic Inflammatory and Systemic Diseases Associated with Oral Health Research Group, Khon Kaen University, Khon Kaen, Thailand.
6. Associate Professor, Department of Microbiology and Research Unit on Oral Microbiology and Immunology, Faculty of Dentistry, Chulalongkorn University, Bangkok, Thailand.