[1] Hosp Univ Carlos Haya, Malaga, Spain
[2] Hosp Univ Getafe, Getafe, Spain
[3] Hosp Univ Quironsalud, Madrid, Spain
[4] Hosp Arnau Vilanova, Lleida, Spain
[5] Hosp Univ Son Espases, Palma De Mallorca, Spain
[6] Esclerosis Multiple Espana, Madrid, Spain
[7] Cemcat Hosp Univ Vall dHebron, Barcelona, Spain
[8] Hosp Univ Ramon y Cajal, Madrid, Spain
[9] Hosp Univ Virgen Macarena, Seville, Spain
[10] Hosp Univ Puerta Hierro, Madrid, Spain
[11] Hosp Univ Fdn Jimenez Diaz, Madrid, Spain
[12] Hosp Alvaro Cunqueiro, Vigo, Pontevedra, Spain
[13] Hosp Vithas NISA, Unidad Esclerosis Multiple, Seville, Spain
[14] Hosp Gen Univ Gregorio Maranon, Madrid, Spain
[15] Hosp Clin Univ Virgen de la Arrixaca, Murcia, Spain
[16] Hosp Gen Univ Bellvitge, Barcelona, Spain
[17] Hosp Univ Marques de Valdecilla, Santander, Spain
[18] Hosp Clin Univ, La Coruna, Spain
[19] Univ Girona, Hosp Univ Dr Josep Trueta, Hosp Santa Caterina Girona Salt, IDIBGI, Girona, Spain
[20] Hosp Clin Univ Valladolid, Valladolid, Spain
[21] Hosp Univ Cruces, Bilbao, Spain