1. College of Optoelectronic Engineering, Chongqing University, Chongqing, China
2. Department of Pathology, Daping Hospital, Army Medical University, Chongqing, China
3. College of Mathematics and Statistics, Chongqing University, Chongqing, China
4. Center of Digital Dentistry, Faculty of Prosthodontics, Peking University School and Hospital of Stomatology, Beijing, China
5. Department of Medicine and Health Sciences “Vincenzo Tiberio”, University of Molise, Campobasso, Italy
6. School of Nursing, The Hong Kong Polytechnic University, Hong Kong, SAR China