1. Department of Microbiology, College of Natural Sciences, Pusan National University
2. Catholic Institute of Immunobiology, Catholic University of Korea
3. Center of Rheumatic Disease, Kangnam St. Mary's Hospital, Catholic University of Korea
4. Department of Microbiology, Pusan National University of Medicine
5. Internal Medicine, Pusan National University of Medicine
6. Department of Microbiology, College of Medicine, Dong-A University