| Affiliation: | 1. School of Science, Nanjing University of Science and Technology, Nanjing, 210094, Jiangsu, People''s Republic of China;2. Guangxi Colleges and Universities Key Laboratory of Complex System Optimization and Big Data Processing, Yulin Normal University, Yulin, 537000, Guangxi Province, People''s Republic of China;1. Department of Community and Preventive Dentistry, School of Dentistry, University of Athens, P.O. Box 18018, Athens 11610, Greece;2. Department of Orthodontics and Dentofacial Orthopedics, Dental School, Medical Faculty, University of Bern, Bern, Switzerland;3. Department of Periodontology, School of Dentistry, University of Athens, Athens, Greece |
