1. Department of Oral and Maxillofacial Surgery; Daejeon Dental Hospital; Wonkwang University; Daejeon Korea
2. Department of Biomedical and Molecular Sciences; Queen's University; Kingston ON Canada
3. Wonkwnag Bone Regeneration Research Institute; Wonkwang University; Iksan Korea
4. Bonecell Biotech Inc.; Daejeon Korea