1. Department of Prosthodontics College of Stomatology Dalian Medical University Dalian China
2. Institute for Regenerative Medicine Shanghai East Hospital Shanghai Key Laboratory of Signaling and Disease Research School of Life Sciences and Technology Tongji University Shanghai China
3. Institute of Cancer Stem Cell Dalian Medical University Dalian China
4. Department of Oral and Maxillofacial Surgery College of Stomatology Dalian Medical University Dalian China
5. Department of Oral Pathology College of Stomatology Dalian Medical University Dalian China