1. Department of Cardiovascular, The People’s Hospital of Zigui County, Yichang 443600, China.
2. Department of Cardiovascular, Changyang Tujia Autonomous County People’s Hospital, Yichang 443000, China.
3. Department of Cardiovascular, People’s Hospital of Huantai County, Zibo 255000, China.
4. Department of Cardiovascular, The People’s Hospital of Wufeng Tujia Autonomous County, Yichang 443400, China.
5. Clinical laboratory, The People’s Hospital of Wufeng Tujia Autonomous County, Yichang 443400, China.
6. Department of Cardiovascular, Zigui County Hospital of Traditional Chinese Medicine, Yichang 443600, China.
7. Clinical laboratory, Zigui County Hospital of Traditional Chinese Medicine, Yichang 443600, China.
8. Clinical laboratory, Changyang Tujia Autonomous County People’s Hospital, Yichang 443000, China.
9. Department of Cardiovascular, Yidu Hospital of Traditional Chinese Medicine, Yidu 443300, China.