1. Sub Division of Forensic Biochemistry, Institute of Forensic Medicine, Police General Hospital, Royal Thai Police, Bangkok 10330, Thailand
2. Faculty of Dentistry, Mahidol University, Bangkok 10400, Thailand
3. Center of Excellence in Molecular Genetics of Cancer and Human Diseases, Department of Anatomy, Faculty of Medicine, Chulalongkorn University, Bangkok 10330, Thailand
4. Department of Oral Biology, Faculty of Dentistry, Mahidol University, Bangkok 10400, Thailand