1. State Key Laboratory of Military Stomatology & National Clinical Research Center for Oral Diseases & Shaanxi International Joint Research Center for Oral Diseases Center for Tissue Engineering School of Stomatology The Fourth Military Medical University Xi'an China
2. Xi'an Institute of Tissue Engineering and Regenerative Medicine Xi'an China
3. Department of Orthodontic Dentistry School of Stomatology The Fourth Military Medical University Xi'an China
4. Department of Periodontic Dentistry School of Stomatology The Fourth Military Medical University Xi'an China
5. Department of Preventive Dentistry School of Stomatology The Fourth Military Medical University Xi'an China