1. Institute of Community Health Care College of Nursing National Yang Ming Chiao Tung University Taipei Taiwan
2. School of Nursing National Defense Medical Center Taipei Taiwan
3. Department of Nursing College of Medicine National Cheng Kung University Tainan Taiwan
4. Department of Nursing National Cheng Kung University Hospital Tainan Taiwan
5. Institute of Clinical Medicine College of Medicine National Cheng Kung University Tainan Taiwan
6. Division of Cardiology, Internal Medicine National Cheng Kung University Hospital College of Medicine National Cheng Kung University Tainan Taiwan