1. School of Medicine, Universidade Salvador, Salvador, Brazil
2. Department of Pediatrics, Universidade Federal da Bahia, Salvador, Brazil
3. Masters Program in Medicine and Health, School of Medicine, Universidade Federal da Bahia, Salvador, Brazil
4. Department of Neurology and Epidemiology, Universidade Federal da Bahia, Salvador, Brazil
5. School of Odontology, Escola Bahiana de Medicina e Saúde Pública, Salvador, Brazil
6. Department of Neurology, University of Connecticut, Farmington, USA
7. Department of Neurology and Mental Health, Universidade Federal da Bahia, Salvador, Brazil