1. Department of Cardiology, Central Hospital of Zhengzhou University, Zhengzhou, Henan, China (mainland)
2. Department of Cardiology, No. 1 Affiliated Hospital of Zhengzhou University, Zhengzhou, Henan, China (mainland)
3. Department of Radiology, Central Hospital of Zhengzhou University, Zhengzhou, Henan, China (mainland)
4. Department of Pathology, Affiliated Tumor Hospital of Zhengzhou University, Zhengzhou, Henan, China (mainland)