1. Department of Cardiology; Chang Gung Memorial Hospital; Linkou Taiwan
2. Chang Gung University College of Medicine; Taoyuan Taiwan
3. Department of Anesthesia; Chang Gung Memorial Hospital; Taipei Taiwan
4. Division of Thoracic Surgery; Chang Gung Memorial Hospital; Linkou Taiwan
5. Department of Nephrology; Chang Gung Memorial Hospital; Linkou Taiwan
6. Institute of Biomedical Engineering; National Chiao Tung University; Hsin Chu Taiwan