1 Division of Cardiology, Department of Internal Medicine, Tainan Municipal Hospital, Tainan, Taiwan, ROC.
2 Division of Cardiology, Department of Internal Medicine, National Cheng Kung University College of Medicine and Hospital, Tainan, Taiwan, ROC; Institute of Clinical Pharmacy and Pharmaceutical Sciences, College of Medicine, National Cheng Kung University, Tainan, Taiwan, ROC.
3 Division of Cardiology, Department of Internal Medicine, National Cheng Kung University College of Medicine and Hospital, Tainan, Taiwan, ROC.
4 Division of Cardiology, Department of Internal Medicine, National Cheng Kung University College of Medicine and Hospital, Tainan, Taiwan, ROC. Electronic address: chaoth@mail.ncku.edu.tw.