Affiliation: | aDepartment of Therapeutic Radiology, Uijeongbu St. Mary's Hospital, College of Medicine, Catholic University, Uijeongbu 480-130, Korea bDepartment of Biomedical Sciences, College of Medicine, Catholic University, Seoul 137-701, Korea cDepartment of Obstetrics and Gynecology, Kangnam St. Mary's Hospital, College of Medicine, Catholic University, Seoul 137-701, Korea dInstitute of Cell and Tissue Engineering, College of Medicine, Catholic University, Seoul 137-701, Korea eChemistry and Biotechnology Exam. Bureau, Korean Intellectual Property Office (KIPO), Government Complex-Daejeon, Daejeon 302-701, Korea fDepartment of Molecular Science and Technology, University of Ajou, Suwon 442-749, Korea gDepartment of Materials Science and Engineering, Gwangju Institute of Science and Technology (GIST), Gwangju 500-712, Korea |