1. Department of Pediatrics, Children’s Hospital Lucerne, Spitalstrasse, 6000 Lucerne, Switzerland
2. Department of Neurology, University Children’s Hospital Zurich, 8032 Zurich, Switzerland
3. Department of Psychosomatics and Psychiatry, University Children’s Hospital Zurich, 8032 Zurich, Switzerland
4. Division of Child and Adolescent Health Psychology, Department of Psychology, University of Zurich, 8032 Zurich, Switzerland
5. Children’s Research Center, University Children’s Hospital of Zurich, University of Zurich, 8032 Zurich, Switzerland
6. Pediatric Infectious Diseases Unit, Children’s Hospital Lucerne, Cantonal Hospital Lucerne, 6000 Lucerne, Switzerland
7. Department of Pediatric Pharmacology and Pharmacometrics, University Children’s Hospital Basel, University of Basel, 4056 Basel, Switzerland
8. Emergency Department, University Children’s Hospital Zurich, Steinwiesstrasse 75, 8032 Zurich, Switzerland