1. Department of General Surgery, The First Affiliated Hospital of Dalian Medical University, Dalian, Liaoning, P. R. China
2. Clinical Laboratory of Integrative Medicine, The First Affiliated Hospital of Dalian Medical University, Dalian, Liaoning, P. R. China
3. Institute of Integrative Medicine, Dalian Medical University, Dalian, Liaoning, P. R. China
4. Department of Physiology and Cell Biology, The Ohio State University College of Medicine, Columbus, OH, USA
5. Department of Ultrasound, The First Affiliated Hospital of Dalian Medical University, Dalian, Liaoning, P. R. China
6. Leishenshan Hospital, Wuhan, Hubei, P. R. China