1. Department of Cardiovascular Medicine; First Affiliated Hospital of Medical College; Xi'an Jiaotong University; Xi'an 710061 China
2. Department of Cardiology; Shaanxi Provincial People's Hospital; Xi'an 710068 China
3. Endocrinology Department; Shaanxi Provincial People's Hospital; Xi'an 710068 China
4. Pathology Department; Shaanxi Provincial People's Hospital; Xi'an 710068 China
5. Emergency Department; Shaanxi Provincial People's Hospital; Xi'an 710068 China
6. Chaoyang District Panjiayuan Second Community Health Service Center; Beijing 100021 China
7. The Second Hospital of Yulin; Yulin 719000 China