[1] CHUAC, La Coruna, Spain
[2] CHUF, La Coruna, Spain
[3] Univ Seville, Inst Biomed Sevilla, Serv Neurol & Neurofisiol Clin,CSIC, Unidad Trastornos Movimiento,Hosp Univ Virgen Roc, Seville, Spain
[4] CIBERNED Ctr Invest Biomed Red Enfermedades Neuro, Madrid, Spain
[5] Hosp Univ Mutua Terrassa, Barcelona, Spain
[6] Clin Pilar, Barcelona, Spain
[7] Hosp Clin Barcelona, Barcelona, Spain
[8] Ctr Neurol Oms 42, Palma De Mallorca, Spain
[9] Hosp Moises Broggi, Consorci Sanitari Integral, Barcelona, Spain
[10] Hosp Univ Son Espases, Palma De Mallorca, Spain
[11] Hosp Univ Vall dHebron, Barcelona, Spain
[12] Complejo Hosp Univ Pontevedra CHOP, Pontevedra, Spain
[13] Hosp Univ La Princesa, Madrid, Spain
[14] Hosp Univ Marques Valdecilla, Santander, Spain
[15] Hosp Gen LHosp, Consorci Sanitari Integral, Barcelona, Spain
[16] Hosp Univ Clin San Carlos, Madrid, Spain
[17] Hosp Costa, Lugo, Spain
[18] Hosp Mar, Barcelona, Spain
[19] Hosp Univ Virgen Macarena, Seville, Spain
[20] Hosp Infanta Sofia, Madrid, Spain
[21] Inst Assistencia Sanitaria IAS, Inst Catala Salut, Girona, Spain
[22] Hosp Gen Univ Elche, Elche, Spain
[23] Fdn Hosp Alcorcon, Madrid, Spain
[24] Hosp Tortosa Verge Cinta HTVC, Tarragona, Spain
[25] Complejo Asistencial Univ Burgos, Burgos, Spain
[26] Hosp Univ Canarias, San Cristobal De Laguna, Santa Cruz De T, Spain
[27] Hosp Univ Ramon y Cajal, IRYCIS, Madrid, Spain
[28] Hosp Univ Puerta Hierro, Madrid, Spain
[29] Complejo Hosp Univ Vigo CHUVI, Hosp Alvaro Cunqueiro, Vigo, Spain
[30] Complejo Hosp Toledo, Toledo, Spain
[31] Complejo Hosp Navarra, Pamplona, Spain
[32] Hosp Santa Creu & Sant Pau, Barcelona, Spain
[33] Hosp Univ Cent Asturias, Oviedo, Spain
[34] Hosp Univ Donostia, San Sebastian, Spain
[35] Hosp Arnau Vilanova, Valencia, Spain
[36] Hosp Ruber Int, Madrid, Spain
[37] Hosp Cabuenes, Gijon, Spain
[38] Univ Lucus Augusti HULA, Lugo, Spain
[39] Hosp Rey Juan Carlos, Madrid, Spain
[40] Univ Maryland, Sch Med, Baltimore, MD 21201 USA