1. Departement of Prosthodontics, Faculty of Dental Medicine, Universitas Airlangga, 60132, Surabaya, East Java – Indonesia.
2. Departement of Dentomaxillofacial Radiology, Faculty of Dental Medicine, Universitas Airlangga, 60132, Surabaya, East Java – Indonesia.
3. Departement of Orthodontics, Faculty of Dental Medicine, Universitas Airlangga, 60132, Surabaya, East Java – Indonesia.
4. Undergraduate Student, Faculty of Dental Medicine, Universitas Airlangga, 60132, Surabaya, East Java – Indonesia.
5. Military Dental Officer of Royal Medical and Dental Corps, Malaysian Armed Forces, Semenggo Camp, Kuching, Serawak, Malaysia.
6. Doctoral Student of Biology, Faculty of Science and Technology, Universitas Airlangga, 60115, Surabaya, East Java – Indonesia.
7. Resident of Prosthodontics, Faculty of Dental Medicine, Universitas Airlangga, 60132, Surabaya, East Java – Indonesia.