[1] Hosp Univ & Politecn La Fe, Resp Dept, Valencia, Spain
[2] Hosp Valme, Resp Dept, Seville, Spain
[3] Inst Valenciano Oncol, Dermatol Dept, Valencia, Spain
[4] Hosp Manises, Dermatol Dept, Valencia, Spain
[5] Hosp Univ 12 Octubre, Anat Pathol Dept, Madrid, Spain
[6] Hosp Gen Univ Alicante, Resp Dept, Alicante, Spain
[7] Hosp Gen Univ Alicante, Dermatol Dept, Alicante, Spain
[8] Hosp Univ 12 Octubre, Resp Dept, Madrid, Spain
[9] Hosp Univ 12 Octubre, Dermatol Dept, Madrid, Spain
[10] Hosp Univ Cruces Bilbao, Resp Dept, Bilbao, Spain
[11] Hosp Univ Cruces Bilbao, Dermatol Dept, Bilbao, Spain
[12] Hosp Clin IDIBAPS, Resp Dept, Barcelona, Spain
[13] Hosp Clin IDIBAPS, Dermatol Dept, Barcelona, Spain
[14] Hosp Univ San Pedro de Alcantara, Resp Dept, Caceres, Spain
[15] Hosp Univ Germans Trials I Pujol, Resp Dept, Barcelona, Spain
[16] Hosp Univ Germans Trials I Pujol, Dermatol Dept, Barcelona, Spain
[17] Hosp Univ Gen Guadalajara, Resp Dept, Guadalajara, Spain
[18] Hosp Univ Gen Guadalajara, Dermatol Dept, Guadalajara, Spain
[19] Hosp Univ San Juan de Alicante, Resp Dept, Alicante, Spain
[20] Hosp Univ Santa Creu & St Pau, Resp Dept, Barcelona, Spain
[21] IRBLleida, Resp Dept, Lleida, Spain
[22] Hosp Univ Getafe, Resp Dept, Madrid, Spain
[23] Hosp Univ Getafe, Dermatol Dept, Madrid, Spain
[24] Hosp Valme, Dermatol Dept, Seville, Spain
[25] Fdn Jimenez Diaz, Resp Dept, Madrid, Spain
[26] Fdn Jimenez Diaz, Dermatol Dept, Madrid, Spain
[27] Consorcio Sanitario Terrassa, Resp Dept, Barcelona, Spain
[28] Consorcio Sanitario Terrassa, Dermatol Dept, Barcelona, Spain
[29] Univ Basque Country, OSI Araba Univ Hosp, Basque Hlth Serv, Biostat Serv,Hlth Res Inst,Bioaraba, Bilbao, Spain
[30] Hosp Univ & Politecn la Fe, Dermatol Dept, Valencia, Spain
[31] Univ Barcelona, Fac Med & Ciencies Salut, Unitat Biofis & Bioengn, Barcelona, Spain
[32] Univ Chicago, Dept Pediat, Chicago, IL 60637 USA
[33] CIBER Enfermedades Resp, CIBERes, Madrid, Spain