1. Department of Dermatology, Yonsei University Wonju College of Medicine, Wonju, Korea.
2. Optipharm, Inc., Wonju Eco Environmental Technology Center, Wonju, Korea.
3. Institute of Lifestyle Medicine, Yonsei University Wonju College of Medicine, Wonju, Korea.
4. Department of Biomedical Laboratory Science, Yonsei University College of Health Sciences, Wonju, Korea.