[1
]Graduate School, Chongqing Medical University; Chongqing China
[2
]Department of Hepatobiliary Surgery, The Second Affiliated Hospital of Chongqing Medical
University; Chongqing China
[3
]Department of Radiology, The Second Affiliated Hospital of Chongqing Medical University;
Chongqing China
[4
]School of Public Health and Management; Chongqing Medical University; Chongqing China