1. Critical Care Research Group, The Prince Charles Hospital, Brisbane, Queensland, Australia
2. Innovative Cardiovascular Engineering and Technology Laboratory, Critical Care Research Group, The Prince Charles Hospital, Brisbane, Queensland, Australia
3. School of Engineering and Built Environment, Griffith University, Gold Coast, Queensland, Australia
4. Faculty of Medicine, University of Queensland, Brisbane, Queensland, Australia
5. Department of Intensive Care, North Estonia Medical Centre, Tallinn, Estonia