1. National Taipei University of Nursing and Health Science, 365 Ming Te Road PeiTou, Taipei 112, Taiwan, ROC
2. Tungs’ Taichung MetroHabor Hospital, Taiwan
3. Cardiology Department of Chen-Hsin Hospital, 45 Cheng-Hsin St, PeiTou, Taipei 112, Taiwan, ROC
4. Cardiac Intensive Care Unit of Chen-Hsin Hospital, 45 Cheng-Hsin St, PeiTou, Taipei 112, Taiwan, ROC