1. Oral and Maxillofacial Surgery Department, Faculty of Dentistry, Universitas Jenderal Achmad Yani Cimahi, Bandung, Indonesia
2. Orthodontic Department, Faculty of Dentistry, Universitas Jenderal Achmad Yani Cimahi, Bandung, Indonesia
3. Student of Faculty of Dentistry, Universitas Jenderal Achmad Yani, Cimahi, Bandung, Indonesia
4. Oral Biology Department, Faculty of Dentistry, Universitas Padjadjaran, Bandung, Jawa Barat, Indonesia
5. Oral Biologi Department, Dentistry Faculty, Universitas Syiah Kuala, Darussalam, Banda Aceh, Aceh, Indonesia