1 Department of Paediatric Anaesthesia, Starship Children's Hospital, Te Whatu Ora (Health New Zealand), Auckland, New Zealand; Department of Anaesthesia, Townsville University Hospital, Queensland Health, Townsville, QLD, Australia. Electronic address: anita.flynn@health.qld.gov.au.
2 Ara Manawa (Design & Innovation Studio), Te Whatu Ora (Health New Zealand), Auckland, New Zealand.