Public Health Research Institute of Jiangsu Province, Huazhong University of Science and Technology - Department of Orthopedics, Iowa State University - Department of Computer Science, Affiliated Kunshan Hospital of Jiangsu University - Department of Pediatrics, Jiangsu Provincial Center for Disease Control and Prevention - Institute of HIV/AIDS/STI Prevention and Control, Jiangsu Provincial Center for Disease Control and Prevention - Institute of HIV/AIDS/STI Prevention and Control, University of North Carolina at Charlotte - Department of Software and Information Systems, The University of North Carolina at Charlotte - Department of Public Health Sciences, Jiangsu Provincial Center for Disease Control and Prevention - Institute of HIV/AIDS/STI Prevention and Control, Huazhong University of Science and Technology - Department of Radiology and The University of North Carolina at Charlotte - Department of Public Health Sciences