1. Department of Orthodontics, Faculty of Dental Medicine, Universitas Airlangga, Surabaya, Indonesia
2. Nanotechnology and Catalysis Research Centre (NANOCAT), Universiti Malaya, Kuala Lumpur, Malaysia
3. Tissue Engineering Group, Department of Orthopaedic Surgery (NOCERAL), Faculty of Medicine, Universiti Malaya, Kuala Lumpur, Malaysia
4. Stem Cell Research and Development Center, Universitas Airlangga, Surabaya, Indonesia
5. Biomolecular Biochemistry, Faculty of Medicine, Universitas Brawijaya, Malang, Indonesia
6. Laboratory of Immunology and Virology Department of Microbiology, Faculty of Veterinary Medicine, Universitas Airlangga, Surabaya, Indonesia
7. Faculty of Medicine, Universitas Airlangga, Surabaya, Indonesia
8. Membership of Faculty of Dental Surgery, Royal Collage of Surgeon, Edinburgh University, United Kingdom
9. Malaysian Armed Forces Dental Officer, 609 Armed Forces Dental Clinic, Kem Semenggo, Kuching, Sarawak, Malaysia