1. Department of Dermatology Chung‐Ang University Gwangmyeong Hospital Chung‐Ang University College of Medicine Gyeonggi‐do Republic of Korea
2. CK‐Exogene, Inc. New Drug Development Center Seoul Republic of Korea
3. Department of Regenerative medicine Daesung Hospital Seoul Republic of Korea
4. Department of Dermatology Chung‐Ang University, College of Medicine, Seoul Campus Seoul Republic of Korea