1. Neuroimaging Laboratory; Department of Neurology; University of Campinas; Campinas Brazil
2. Neurophysics Group; Gleb Wataghin Physics Institute; University of Campinas; Campinas Brazil
3. Department of Biomedical Engineering; Faculty of Medicine and Dentistry; University of Alberta; Edmonton Alberta Canada
4. Division of Neurology; Department of Medicine; Faculty of Medicine and Dentistry; University of Alberta; Edmonton Alberta Canada