1. Graduate Student of Immunology, Post Graduate School, Universitas Airlangga, Surabaya 60115 Indonesia.
2. Department of Oral and Maxillofacial Pathology, Faculty of Dental Medicine, Universitas Airlangga, Surabaya 60115, Indonesia.
3. Department of Orthodontics, Faculty of Dental Medicine, Universitas Airlangga, Surabaya 60115, Indonesia.
4. Faculty of Dentistry, Institute of Health Bhakti Wiyata, Kediri, Indonesia.
5. Membership of Faculty of Dental Surgery, Royal Collage of Surgeon, Edinburgh University, United Kingdom.