1. Department of Pediatrics; Division of Pediatric Infectious Diseases and Immunology, Erasmus MC-Sophia Children's Hospital, University Medical Center; Rotterdam The Netherlands
2. Laboratory of Pediatrics; Erasmus MC-Sophia Children's Hospital, University Medical Center; Rotterdam The Netherlands
3. Division of Infectious Diseases and Hospital Epidemiology, and Children's Research Center (CRC); University Children's Hospital of Zurich; Zurich Switzerland
4. Department of Immunology, Erasmus MC; University Medical Center; Rotterdam The Netherlands
5. Department of Neurology, Erasmus MC; University Medical Center; Rotterdam The Netherlands
6. Department of Pediatrics; Division of Pediatric Neurology, Erasmus MC-Sophia Children's Hospital, University Medical Center; Rotterdam The Netherlands
7. TU Dresden, Medical Faculty Carl Gustav Carus, Institute of Medical Microbiology and Hygiene; Dresden Germany
8. Department of Neurology; Albert Schweitzer Hospital; Dordrecht The Netherlands
9. Department of Viroscience; Erasmus MC, University Medical Center; Rotterdam The Netherlands
10. Erasmus University College; Erasmus University; Rotterdam The Netherlands