1. Department of Laboratory Medicine, Soonchunhyang University College of Medicine, Seoul, Korea
2. Department of Biomedicine & Health Sciences, Graduate School, The Catholic University of Korea, Seoul, Korea
3. Department of Laboratory Medicine, Yonsei University College of Medicine, Seoul, Korea
4. Department of Surgery, Yonsei University College of Medicine, Seoul, Korea
5. Research Institute for Transplantation, Yonsei University College of Medicine, Seoul, Korea
6. Division of Nephrology, Department of Internal Medicine, Yonsei University College of Medicine, Seoul, Korea