[1] Natl Inst Neurol & Neurosurg, Div Neurol, Mexico City, DF, Mexico
[2] Natl Inst Neurol & Neurosurg, Clin Lab Neurodegenerat Dis, Mexico City, DF, Mexico
[3] Monterrey Inst Technol & Higher Educ, Prepa Tec Santa Catarina, Dept Spanish, Santa Catarina, Mexico
[4] ALFA Fdn, Extracurricular Talent Ctr 2, Santa Catarina, Mexico
[5] Natl Inst Med Sci & Nutr, Lab Clin Neurophysiol, Mexico City, DF, Mexico