1 Department of Medical Laboratory Science and Biotechnology, College of Medical Technology, Chung-Hwa University of Medical Technology, Tainan City, Taiwan.
2 Tropical Medicine Center, Kaohsiung Medical University Hospital, Kaohsiung City, Taiwan.
3 School of Medicine, College of Medicine, Kaohsiung Medical University, Kaohsiung City, Taiwan.
4 Division of Infectious Diseases, Department of Internal Medicine, Kaohsiung Medical University Hospital, Kaohsiung City, Taiwan.