1. Department of Vascular Surgery; Peking Union Medical College Hospital; Peking Union Medical College and Chinese Academy of Medical Sciences; Beijing China
2. State Key Laboratory of Medical Molecular Biology; Department of Pathophysiology; Institute of Basic Medical Sciences; Peking Union Medical College and Chinese Academy of Medical Sciences; Beijing China
3. Department of Epidemiology and Biostatistics; Institute of Basic Medical Sciences; Peking Union Medical College and Chinese Academy of Medical Sciences; Beijing China