1. Department of Anaesthesia, The Children's Hospital at Westmead, Westmead, Australia
2. Department of Anaesthesia, St George Hospital, Kogarah, Australia
3. School of Medicine and Health Sciences, University of Papua New Guinea, Port Moresby, Papua New Guinea
4. Department of Anaesthesia, Port Moresby General Hospital, Port Moresby, Papua New Guinea
5. Department of Anaesthesia and Acute Pain Management, Peninsula Health, Frankston, Australia
6. College of Medicine, Nursing and Health Sciences, Fiji National University, Suva, Fiji