1. Department of Vascular Surgery, The Second Affiliated Hospital, Hengyang Medical School, University of South China, Hengyang, China
2. Hunan Province Thrombotic Disease Prevention and Therapy Clinical Medical Research Center, Hengyang, China
3. Hunan Provincial Key Clinical Specialty, Hengyang, China
4. Department of Cardiac Vascular Surgery, The Second Affiliated Hospital, Hengyang Medical School, University of South China, Hengyang, China