1. Associate Chief Physician, Department of Orthodontics, Stomatology Hospital Affiliated with Medical School, Nanjing University, Nanjing, PR China; Graduate student, Department of Orthodontics, School of Stomatology, Nanjing Medical University, Nanjing, PR China
2. Professor and Dean, Department of Orthodontics, School of Stomatology, Nanjing Medical University, Nanjing, PR China
3. Professor and Department Chair, Department of Mathematics and Physics, Xuzhou Medical College, Xuzhou, PR China