1. Department of Vascular Surgery, The Second Affiliated Hospital of Shandong First Medical University, Tai’an, China
2. Department of Radiology, The Second Affiliated Hospital of Shandong First Medical University, Tai’an, China
3. Department of Vascular Surgery, The Second Hospital of Yinzhou District, Ningbo, China
4. Medical Laboratory, The Second Affiliated Hospital of Shandong First Medical University, Tai’an, China.