1. Bahiana Foundation for Science Development Bahiana School of Medicine Salvador Brazil
2. Department of Neurology Erasmus MC Rotterdam Netherlands
3. Cerebrospinal Fluid Laboratory José Silveira Foundation Salvador Brazil
4. Laboratory of Clinical Research, LAPEC Gonçalo Moniz Institute Salvador Brazil
5. Section of Paediatric Infectious Diseases, Laboratory of Medical Immunology, Radboud Institute for Molecular Life Sciences, Radboud Centre for Infectious Diseases Radboud University Medical Center Nijmegen Netherlands
6. Department of Paediatrics Federal University of Bahia School of Medicine Salvador Brazil