[1] Hosp Gen Univ Alicante, Inst Invest Sanitaria & Biomed Alicante ISABIAL, FISABIO Fdn, Dept Dermatol, Alicante, Spain
[2] Hosp Manises, Dept Dermatol, Valencia, Spain
[3] Corp Sanitaria Parc Tauli, Dept Dermatol, Sabadell, Spain
[4] Hosp Basurto, Dept Dermatol, Bilbao, Spain
[5] Hosp Santa Creu & Sant Pau, Dept Dermatol, Barcelona, Spain
[6] Hosp Sureste, Dept Dermatol, Madrid, Spain
[7] Hosp Cabuenes, Dept Dermatol, Gijon, Spain
[8] Hosp Costa del Sol, Dept Dermatol, Marbella, Spain
[9] Complejo Hosp Univ Albacete, Dept Dermatol, Albacete, Spain
[10] Hosp Univ Marques de Valdecilla, Dept Dermatol, Santander, Spain
[11] Hosp Clin Univ, Dept Dermatol, Salamanca, Spain
[12] Hosp Univ Virgen de las Nieves, Dept Dermatol, Granada, Spain
[13] Hosp Marina Baixa, Dept Dermatol, Alicante, Spain
[14] Hosp Comarcal Santa Ana, Dept Dermatol, Motril, Spain
[15] Hosp Gen Univ Alicante, Inst Invest Sanitaria & Biomed Alicante ISABIAL, FISABIO Fdn, Epidemiol Unit, Alicante, Spain