1. Master of Dental Sciences Study Program, Faculty of Dentistry, Universitas Gadjah Mada, Yogyakarta, Indonesia
2. Oral and Maxillofacial Surgery Department, Faculty of Dentistry, Institut Ilmu Kesehatan Bhakti Wiyata, Kediri, Indonesia
3. Oral Medicine Department, Faculty of Dentistry, Universitas Gadjah Mada, Yogyakarta, Indonesia
4. Oral Biology Department, Faculty of Dentistry, Universitas Gadjah Mada, Yogyakarta, Indonesia