1. Division of Infectious Diseases, Department of Internal Medicine, Pusan National University Yangsan Hospital, Yangsan, Korea.
2. Department of Orthopedic Surgery, Pusan National University Yangsan Hospital, Yangsan, Korea.
3. Department of Pathology, School of Medicine, Pusan National University, Yangsan, Korea.
4. Research Institute for Convergence of Biomedical Science and Technology, Pusan National University Yangsan Hospital, Yangsan, Korea.