1. Department of Dermatology of Korean Medicine, College of Korean Medicine, Graduate School of Kyung Hee University, Seoul 130-701, Republic of Korea
2. Department of Dermatology of Korean Medicine, Kyung Hee University Hospital at Gangdong, No. 149 Sangil-dong, Gangdong-gu, Seoul 134-090, Republic of Korea
3. Department of Ophthalmology & Otorhinolaryngology & Dermatology of Korean Medicine, College of Korean Medicine, Kyung Hee University, Seoul 130-701, Republic of Korea
4. Department of Preventive Medicine, College of Korean Medicine, Kyung Hee University, Seoul 130-701, Republic of Korea