1. Department of Biological Science, National Sun Yat-sen University, Kaohsiung, Taiwan
2. Division of Infectious Diseases, Kaohsiung Veterans General Hospital, Kaohsiung, Taiwan
3. Department of Internal Medicine, National Yang-Ming University, Taipei, Taiwan
4. Section of Infectious Disease, Department of Medicine, E-Da Hospital, Kaohsiung, Taiwan
5. Department of Biotechnology, National Kaohsiung Normal University, Kaohsiung, Taiwan