Affiliation: | a Departments of Microbiology and Immunology, College of Medicine, National Cheng Kung University, Tainan 701, Taiwan b Department of Pathology, Chi-Mei Medical Center, Tainan, Taiwan c Department of Internal Medicine, Chi-Mei Medical Center, Tainan, Taiwan d Department of Physiology, College of Medicine, National Cheng Kung University, Tainan 701, Taiwan e Department of Parasitology, College of Medicine, National Cheng Kung University, Tainan 701, Taiwan |