Affiliation: | 1. Department of Pediatric Neurology, Federal University of Paraná, Curitiba, Paraná, Brazil;2. Department of Neurology, Federal University of Paraná, Curitiba, Paraná, Brazil;3. Department of Immunology, Federal University of Paraná, Curitiba, Paraná, Brazil;4. Pediatric Orthopaedic Service of Surgical Department, Federal University of Paraná, Curitiba, Paraná, Brazil |