1. Division of Critical Care Neurology, Department of Neurology, Mayo Clinic, Rochester, MN, USA
2. Department of Neurology, Raúl Carrea Institute for Neurological Research (FLENI), Buenos Aires, Argentina
3. Center for Research on Neuroimmunological Diseases (CIEN), Raúl Carrea Institute for Neurological Research (FLENI), Buenos Aires, Argentina
4. Center of Biostatistics, Epidemiology and Public Health (CEBES), Raúl Carrea Institute for Neurological Research (FLENI), Buenos Aires, Argentina