1. Clinical Medicine Institute & Department of Surgery, University of Ulsan College of Medicine, Gangneung 210-711, Korea
2. Natural Medicine Center, Korea Institute of Science and Technology, Gangneung 210-340, Korea
3. College of Korean Medicine, Gachon University, Seongnam 461-701, Korea
4. Department of Biomedical Sciences, University of Ulsan College of Medicine, Seoul 138-736, Korea
5. Department of Pathology, University of Ulsan College of Medicine, Gangneung 210-711, Korea