[1] Hallym Univ, Dongtan Sacred Heart Hosp, Dept Pulmonol & Allergy, Allergy & Clin Immunol Res Ctr,Coll Med, Chunchon, South Korea
[2] Seoul Natl Univ, Seoul Natl Univ Hosp, Dept Dermatol, Coll Med, Seoul, South Korea
[3] Univ Ulsan, Asan Med Ctr, Dept Allergy & Clin Immunol, Coll Med, Seoul, South Korea
[4] Inje Univ, Ilsan Paik Hosp, Dept Dermatol, Ilsan, South Korea
[5] Kangwon Natl Univ, Sch Med, Dept Internal Med, Chunchon, South Korea
[6] St Carollo Gen Hosp, Dept Internal Med, Sunchon, South Korea
[7] Dankook Univ, Coll Med, Dept Dermatol, Cheonan, South Korea
[8] CHA Univ, CHA Bundang Med Ctr, Dept Pulmonol Allergy & Crit Care Med, Seongnam, South Korea
[9] Ewha Womans Univ, Coll Med, Dept Internal Med, Seoul, South Korea
[10] Korea Univ, Anam Hosp, Dept Internal Med, Med Ctr, Seoul, South Korea
[11] Kyungpook Natl Univ, Sch Med, Dept Internal Med, Daegu, South Korea
[12] Hanyang Univ, Guri Hosp, Dept Dermatol, Guri, South Korea
[13] Catholic Univ Korea, Eunpyeong St Marys Hosp, Coll Med, Dept Dermatol, Seoul, South Korea
[14] Gyeongsang Natl Univ, Changwon Hosp, Dept Internal Med, Div Pulmonol & Allergy, Chang Won, South Korea
[15] Hallym Univ, Sacred Heart Hosp, Div Pulm Allergy & Crit Care Med, Dept Med,Coll Med, Anyang, South Korea
[16] Korea Univ, Coll Med, Dept Prevent Med, Inst Evidence Based Med, Seoul, South Korea
[17] Hallym Univ, Coll Med, Dept Dermatol, Seoul, South Korea
[18] Inje Univ, Sanggye Paik Hosp, Dept Pediat, Seoul, South Korea
[19] Gachon Univ, Sch Med, Dept Dermatol, Gil Med Ctr, Incheon, South Korea
[20] Yonsei Univ, Dept Internal Med, Coll Med, Div Allergy & Immunol, Seoul, South Korea
[21] Chung Ang Univ, Dept Dermatol, Coll Med, Seoul, South Korea
[22] Kyungpook Natl Univ, Chilgok Hosp, Dept Allergy & Clin Immunol, Sch Med, Daegu, South Korea
[23] SMG SNU Boramae Med Ctr, Dept Dermatol, Seoul, South Korea
[24] Catholic Univ Korea, St Vincents Hosp, Coll Med, Dept Dermatol, Suwon, South Korea
[25] Ewha Womans Univ, Dept Dermatol, Coll Med, Seoul, South Korea
[26] Korea Univ, Dept Pediat, Coll Med, Seoul, South Korea
[27] Eulji Univ, Dept Pediat, Coll Med, Eulji Gen Hosp, Seoul, South Korea
[28] Pusan Natl Univ, Yangsan Hosp, Dept Internal Med, Div Pulmonol & Allergy, Yangsan, South Korea
[29] Catholic Univ Korea, Coll Med, Dept Dermatol, Seoul, South Korea
[30] Eulji Univ, Sch Med, Dept Dermatol, Daejeon, South Korea
[31] Catholic Univ Korea, Brain Korea 21 PLUS Project Med Sci, Seoul St Marys Hosp, Dept Dermatol,Coll Med, Seoul, South Korea
[32] Wirye Seoul Doctors Hosp, Seongnam, South Korea
[33] Seoul Natl Univ, Bundang Hosp, Dept Dermatol, Coll Med, Seongnam, South Korea
[34] Seoul Natl Univ, Bundang Hosp, Dept Internal Med, Coll Med, Seongnam, South Korea
[35] Hallym Univ, Dongtan Sacred Heart Hosp, Dept Pediat, Coll Med, Hwaseong, South Korea
[36] Korea Univ, Dept Dermatol, Coll Med, Seoul, South Korea
[37] Vet Hlth Serv Med Ctr, Dept Dermatol, Seoul, South Korea
[38] Kyung Hee Univ, Hosp Gangdong, Sch Med, Dept Pediat, Seoul, South Korea
[39] Korea Univ, Coll Med, Dept Internal Med, Seoul, South Korea
[40] Inha Univ, Sch Med, Dept Pediat, Incheon, South Korea
[41] Ajou Univ, Sch Med, Dept Allergy & Clin Immunol, 164 Worldcup Ro, Suwon 16499, South Korea
[42] Catholic Univ Korea, Seoul St Marys Hosp, Dept Dermatol, Coll Med, 222 Banpo Daero, Seoul 06591, South Korea