1. Department of Internal Medicine, Gyeongsang National University School of Medicine, Jinju, Korea.
2. Gyeonsang Institute of Health Science, Gyeongsang National University School of Medicine, Jinju, Korea.
3. Department of Laboratory Medicine, Hallym Medical Center, Seoul, Korea.
4. Department of Laboratory Medicine, Gyeongsang National University School of Medicine, Jinju, Korea.
5. Department of Laboratory Medicine, Pusan National University, School of Medicine, Busan, Korea.