1 Division of Infectious Diseases and Tropical Medicine, Department of Medicine, Tri-Service General Hospital, National Defense Medical Center, 7F, No. 325, Section 2, Cheng-Kung Road, Neihu District 114, Taipei City, Taiwan; Department of Internal Medicine, Kaohsiung Armed Forces General Hospital Gangshan Branch, Kaohsiung, Taiwan.
2 Department of Dermatology, Tri-Service General Hospital, National Defense Medical Center, Taipei, Taiwan.
3 Department of Pathology, Tri-Service General Hospital, Taipei, Taiwan.
4 Division of Infectious Diseases and Tropical Medicine, Department of Medicine, Tri-Service General Hospital, National Defense Medical Center, 7F, No. 325, Section 2, Cheng-Kung Road, Neihu District 114, Taipei City, Taiwan. Electronic address: wyst@mail.ndmctsgh.edu.tw.