[1] Korea Univ, Coll Med, Dept Dermatol, Seoul, South Korea
[2] Dongguk Univ, Ilsan Hosp, Goyang 10326, South Korea
[3] Sungkyunkwan Univ, Sch Med, Seoul, South Korea
[4] Kyungpook Natl Univ, Sch Med, Daegu, South Korea
[5] Hallym Univ, Coll Med, Chunchon, South Korea
[6] Seoul Natl Univ, Coll Med, Seoul, South Korea
[7] Univ Ulsan, Coll Med, Seoul, South Korea
[8] Inje Univ, Coll Med, Ilsan Paik Hosp, Goyang, South Korea
[9] Chonnam Natl Univ, Sch Med, Gwangju, South Korea
[10] Pusan Natl Univ Hosp, Busan, South Korea
[11] Catholic Univ Korea, Coll Med, Seoul, South Korea
[12] Yonsei Univ, Coll Med, Seoul, South Korea
[13] Hanyang Univ, Coll Med, Seoul 133791, South Korea
[14] Natl Med Ctr, Seoul, South Korea
[15] Dankook Univ, Coll Med, Cheonan, South Korea
[16] Inha Univ, Sch Med, Inchon, South Korea
[17] Ewha Womans Univ, Sch Med, Seoul, South Korea
[18] Chung Ang Univ, Sch Med, Seoul 156756, South Korea
[19] Soonchunhyang Univ, Coll Med, Cheonan, South Korea
[20] Hana Clininc, Seoul, South Korea