From the Department of Radiology, Xiangya Hospital, Central South University, Changsha, Hunan, P.R. China (Yi, Fu); the National Engineering Research Center of Personalized Diagnostic and Therapeutic Technology, Xiangya Hospital, Changsha, Hunan, P.R. China (Yi, Fu); the National Clinical Research Center for Geriatric Disorders, Xiangya Hospital, Central South University, Changsha, Hunan, P.R. China (Yi); the Department of General Surgery, Xiangya Hospital, Central South University, Changsha, Hunan, P.R. China (Zhang); the Mental Health Center of Xiangya Hospital, Central South University, Changsha, Hunan, P.R. China (Jiang, Xiao); the Department of Diagnostic Radiology, City of Hope National Medical Center, Duarte, Calif., USA (Chen)
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