1. Division in Anatomy and Developmental Biology, Department of Oral Biology, Human Identification Research Institute, Yonsei University College of Dentistry, Seoul, Republic of Korea
2. Private practice in Seoul, Korea
3. Division of Biomedical Art, Department of Fine Art, Incheon Catholic University Graduate School, Incheon, Republic of Korea
4. Division in Anatomy and Developmental Biology, Department of Oral Biology, Human Identification Research Institution, Yonsei University College of Dentistry, Seoul, Republic of Korea