1. Department of Ultrasound, The Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou 310009, China
2. Hangzhou Leading Pharmatech Co., Ltd., Hangzhou 311100, China
3. Department of Cardiology, The Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou 310009, China
4. Cardiovascular Key Laboratory of Zhejiang Province, Hangzhou 310009, China
5. Department of Cardiology, The Second Hospital of Shandong University, Jinan, Shandong 250033, China