1 Department of Internal Medicine, National Taiwan University Hospital, No. 7, Chung-San South Road, Zhongzheng District, Taipei 10002, Taiwan.
2 Division of Cardiology, Department of Internal Medicine, National Taiwan University Hospital, No. 7, Chung-San South Road, Zhongzheng District, Taipei 10002, Taiwan.
3 Division of Hematology, Department of Internal Medicine, National Taiwan University Hospital, No. 7, Chung-San South Road, Zhongzheng District, Taipei 10002, Taiwan.