1. Department of General Surgery Yonsei University Wonju College of Medicine Wonju Republic of Korea
2. Regeneration Medicine Research Center Yonsei University Wonju College of Medicine Wonju Republic of Korea
3. Central Research Laboratory Yonsei University Wonju College of Medicine Wonju Republic of Korea
4. Cell Therapy and Tissue Engineering Center Yonsei University Wonju College of Medicine Wonju Republic of Korea