1. State Key Laboratory of Oral Diseases Dept. of Oral Medicine of West China Hospital of Stomatology National Clinical Research Center for Oral Diseases Chinese Academy of Medical Sciences Research Unit of Oral Carcinogenesis and Management Sichuan University Chengdu China
2. Chongqing Key Laboratory of Oral Diseases and Biomedical Sciences College of Stomatology Chongqing Medical University Chongqing China