1 Division of Pediatric Emergency Medicine, Department of Paediatrics, Inselspital, Bern University Hospital, University of Bern, Bern, Switzerland.
2 Emergency Department, Inselspital, Bern University Hospital, University of Bern, Bern, Switzerland.
3 Division of Pediatric Emergency Medicine, Hospital for Sick Children, Toronto, Ontario, Canada.
4 Division of Pediatric Emergency Medicine, Department of Paediatrics, Inselspital, Bern University Hospital, University of Bern, Bern, Switzerland. [email protected].
5 Division of Pediatric Emergency Medicine, Hospital for Sick Children, Toronto, Ontario, Canada. [email protected].
6 Edwin S.H. Leong Centre for Healthy Children, University of Toronto, Toronto, ON, Canada. [email protected].