1. General Surgery of The Affiliated Hospital of Guizhou Medical University, Guiyang 550004, Guizhou Province, China
2. Imaging Department of The Affiliated Hospital of Guizhou Medical University, Guiyang 550004, Guizhou Province, China
3. Department of Physiology of The Guizhou Medical University, Guiyang 550004, Guizhou Province, China
4. Department of Pathology of The Affiliated Hospital of Guizhou Medical University, Guiyang 550004, Guizhou Province, China
5. Ultrasonic Center of The Affiliated Hospital of Guizhou Medical University, Guiyang 550004, Guizhou Province, China
6. Department of Neurology of The Affiliated Hospital of Guizhou Medical University, Guiyang 550004, Guizhou Province, China