1. Petitline Clinic, Bucheon, Republic of Korea
2. Doctorsidea Research Institute for Dermatologic Laser, Bucheon, Republic of Korea
3. Clinical & Business Development, Lutronic Corporation R&D Center, Goyang, Republic of Korea
4. Pathology Laboratory, Lutronic Corporation R&D Center, Goyang, Republic of Korea
5. Lamar Premiere Clinic, Daegu, Republic of Korea
6. Mymirae Research Institute for Dermatologic Science, Seoul, Republic of Korea