1. Pediatric Infectious Diseases Unit, Department of Pediatrics, Hospital Dona Estefania Lisbon, Portugal
2. Neuroradiology Unit, Hospital Dona, Estefania. Lisbon, Portugal
3. Neurology Department, Hospital Dona Estefânia Lisbon, Portugal
4. Pediatric Infectious Diseases Unit, Department of Pediatrics, Hospital Dona Estefania. Lisbon, Portugal
5. Nova Medical School, Faculdade de Ciencias Medicas, Universidade Nova de Lisboa, Portugal
6. Nova Medical School, Faculdade de Ciências Médicas, Universidade Nova de Lisboa, Portugal
7. Department of Pediatrics, Hospital Dona Estefânia Lisbon, Portugal