1. Department of Dermatology; Seoul National University Boramae Medical Center; Seoul Korea
2. Department of Plastic and Reconstructive Surgery; Seoul National University Boramae Medical Center; Seoul Korea
3. Department of Genetic Engineering; Graduate School of Biotechnology; Kyung Hee University; Seoul Korea
4. Senior Science Life Corporation; Seoul Korea
5. Kyung Hee Institute for Regenerative Medicine; College of Medicine; Kyung Hee University; Seoul Korea