1. Department of Laboratory Medicine, Gyeongsang National University Hospital, Gyeongsang National University College of Medicine, Jinju, South Korea
2. Department of Laboratory Medicine, Chonnam National University Medical School, Gwangju, South Korea
3. Department of Laboratory Medicine, Asan Medical Center, University of Ulsan College of Medicine, Seoul, South Korea
4. Department of Laboratory Medicine and Research Institute of Bacterial Resistance, Yonsei University College of Medicine, Seoul, South Korea
5. Department of Laboratory Medicine, Myongji Hospital, Goyang, South Korea
6. Department of Laboratory Medicine and Genetics, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea
7. Department of Internal Medicine and AIDS Research Institute, Yonsei University College of Medicine, Seoul, South Korea