[1] Armed Forces Yangju Hosp, Dept Dermatol, Yangju, South Korea
[2] Yonsei Star Skin & Laser Clin, Seoul, South Korea
[3] Yonsei Univ, Coll Med, Dept Dermatol, Seoul 120752, South Korea
[4] Yonsei Univ, Coll Med, Cutaneuous Biol Res Inst, Seoul 120752, South Korea