[1] Hosp Univ Clin San Carlos, Madrid, Spain
[2] Hosp Univ Vall dHebron, CEMCAT, Barcelona, Spain
[3] Hosp Univ Miguel Servet, Zaragoza, Spain
[4] Hosp Univ Nuestra Senora Candelaria, Santa Cruz De Tenerife, Spain
[5] Complejo Hosp Univ Albacete, Albacete, Spain
[6] Hosp Reg Univ Carlos Haya, Malaga, Spain
[7] Hosp Univ Getafe, Madrid, Spain
[8] Hosp Univ Girona Dr Josep Trueta, Girona, Spain
[9] Hosp Univ Virgen Macarena, Seville, Spain
[10] Hosp Clin Valencia, Valencia, Spain
[11] Hosp Univ & Politecn La Fe, Valencia, Spain
[12] Hosp Univ Bellvitge, Lhospitalet De Llobregat, Spain
[13] Hosp Alvaro Cunqueiro, Vigo, Spain
[14] Hosp Gregorio Maranon, Madrid, Spain
[15] Hosp Univ Salamanca, Salamanca, Spain
[16] Complexo Hosp Univ A Coruna, La Coruna, Spain
[17] Hosp Univ Marques Valdecilla, Cantabria, Spain
[18] Hosp Univ Torrejon, Madrid, Spain
[19] Hosp del Mar, Barcelona, Spain
[20] Hosp Univ Ramon y Cajal, Madrid, Spain
[21] Hosp Clin Univ Lozano Blesa, Zaragoza, Spain
[22] Hosp Univ 12 Octubre, Madrid, Spain
[23] Hosp Virgen Puerto Plasencia, Caceres, Spain
[24] Hosp Univ Puerta Hierro, Madrid, Spain
[25] Hosp Univ Torrecardenas, Almeria, Spain
[26] Hosp Univ Donostia, San Sebastian, Spain
[27] Hosp Univ La Princesa, Madrid, Spain
[28] Hosp Univ San Agustin, Asturias, Spain
[29] Hosp Univ Cruces, Baracaldo, Spain
[30] Hosp Clin Univ Santiago, Santiago De Compostela, Spain
[31] Hosp Univ Reina Sofia, Cordoba, Spain
[32] Hosp Virgen Salud, Toledo, Spain
[33] Hosp Univ Cabuenes, Gijon, Spain
[34] Hosp Univ Burgos, Burgos, Spain
[35] Hosp Clin Univ Virgen Arrixaca, Neurol Dept, CSUR Multiple Sclerosis & Clin Neuroimmunol Unit, IMIB Arrixaca, Murcia, Spain