1. Internal Medicine Department, Faculty of Medicine, University of Geneva, Geneva, Switzerland.
2. Pediatric Neurology Unit, Woman, Child and Adolescent Department, Geneva University Hospitals, Geneva, Switzerland.
3. Pediatric Emergency Department, Neuchâtel Hospital (RHNE), Neuchatel, Switzerland.
4. Division of Pediatric Emergency Medicine, Department of Pediatrics, Inselspital, Bern University Hospital, University of Bern, Switzerland.
5. Pediatric Emergency Department, University Children's Hospital Zurich, Zurich, Switzerland.
6. Department of Pediatrics, Fribourg Hospital HFR, Fribourg, Switzerland.
7. Division of Radiology, University Hospitals of Geneva, Geneva, Switzerland.
8. Platform of Pediatric Clinical Research, Woman, Child and Adolescent Department, Geneva University Hospitals, Geneva, Switzerland.
9. Neurovascular Research Laboratory, Vall d'Hebron Institute of Research, Autonomous University of Barcelona, Barcelona, Spain.
10. Neurovascular Research Group, Institute of Biomedicine in Sevilla, Sevilla, Spain.
11. Pediatric Emergency Service, University Hospital San Joan de Deu, Esplugues del Llobregat, Barcelona, Spain.
12. Pediatric Service, University Hospital Germans Trias i Pujol, Barcelona, Spain.
13. Pediatric Department, University Hospital Niño Jesús, Madrid, Spain.
14. Pediatric Emergency Service, University Hospital Virgen de la Macarena, Sevilla, Spain.
15. Pediatric Emergency Department, Geneva University Hospitals and Faculty of Medicine, University of Geneva, Geneva, Switzerland.