Corresponding Author

Department of Emergency Medicine, The Royal Children's Hospital Melbourne, Melbourne, Victoria, Australia

Clinical Sciences, Murdoch Children's Research Institute, Melbourne, Victoria, Australia

Department of Paediatrics, Faculty of Medicine, Dentistry and Health Sciences, The University of Melbourne, Melbourne, Victoria, Australia

Centre for Integrated Critical Care, Department of Medicine and Radiology, Melbourne Medical School, Melbourne, Victoria, Australia

Correspondence: Dr Elliot Long, Department of Emergency Medicine, The Royal Children's Hospital Melbourne, 50 Flemington Road, Parkville, VIC 3052, Australia. Email: elliot.long@rch.org.au