1. Department of Cardiology; The First Affiliated Hospital of Shantou University Medical College; Shantou Guangdong China
2. Cardio-Pulmonary Function Department; Wuhan Asia Heart Hospital; Wuhan Hubei China
3. Department of Cardiology; Wuhan Asia Heart Hospital; Wuhan Hubei China
4. Department of Nursing; Shantou University Medical College; Shantou Guangdong China
5. Department of Information Technology; Shantou University Medical College; Shantou Guangdong China