1. Department of Radiology, Binzhou Medical University Hospital, Binzhou, Shandong, P.R. China
2. Department of Liver Disease Center, Traditional Chinese Medicine Hospital of Binzhou City, Binzhou, Shandong, P.R. China
3. Department of Experiment Center of Tumor, Binzhou Medical University Hospital, Binzhou, Shandong, P.R. China
4. Department of Clinical Laboratory, Binzhou Medical University Hospital, Binzhou, Shandong, P.R. China