[1] Fdn Jimenez Diaz, Dept Neurol, Avda Reyes Catolicos 2, Madrid 28040, Spain
[2] VIB, Neurodegenerat Brain Dis Grp, Ctr Mol Neurol, Antwerp, Belgium
[3] Univ Antwerp, Inst Born Bunge, Lab Neurogenet, Antwerp, Belgium
[4] 12 Octubre Hosp Hlth Res, ALS Unit, Inst imas12, Madrid, Spain
[5] Ctr Invest Biomed Red Enfermedades Raras CIBERER, Madrid, Spain
[6] Hosp Infanta Leonor, Dept Neurol, Madrid, Spain
[7] Secugen SL, Dept Genet, Madrid, Spain
[8] IIS FJD, Madrid, Spain
[9] Ctr Invest Biomed Red Enfermedades Raras, Madrid, Spain