Affiliation: | aDepartment of Medicine, National Cheng Kung University Medical College and Hospital, Tainan, Taiwan;bDepartment of Laboratory Medicine, National Taiwan University Hospital, National Taiwan University College of Medicine, Taipei, Taiwan;cDepartment of Internal Medicine, National Taiwan University Hospital, National Taiwan University College of Medicine, No. 7, Chung-Shan South Road, 100 Taipei, Taiwan |