1. Department of Laboratory Medicine, Samsung Medical Center, Seoul, Korea
2. Department of Laboratory Medicine, Konyang University Hospital, Daejeon, Korea
3. Department of Clinical Laboratory Science, College of Health Sciences, Catholic University of Pusan, Busan, Korea
4. Department of Biomedical Laboratory Science, Far East University, Eumseong, Korea
5. Department of Health Sciences, The Graduate School of Konyang University, Daejeon, Korea