1. Department of Vascular Surgery, Peking Union Medical College Hospital, Beijing, China
2. Tsinghua University School of Medicine, Beijing, China
3. State Key Laboratory of Cardiovascular Disease, Beijing Key Laboratory for Molecular Diagnostics of Cardiovascular Diseases, Diagnostic Laboratory Service, Fuwai Hospital, National Center for Cardiovascular Diseases, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China