1. Beckman Laser Institute Korea, Dankook University, Cheonan, Republic of Korea
2. Laser Translational Clinical Trial Center, Dankook University Hospital, Cheonan, Republic of Korea
3. Department of Dermatology, College of Medicine, Dankook University, Cheonan, Republic of Korea
4. Laseroptek, Sungnam-si, Gyeonggi-do, Republic of Korea
5. Department of Otolaryngology-Head and Neck Surgery, College of Medicine, Dankook University, Cheonan, Republic of Korea