1 Echocardiography Department, The Prince Charles Hospital, Brisbane, Australia; Faculty of Health, School of Clinical Sciences, Queensland University of Technology, Brisbane, Australia.
2 Echocardiography Department, The Prince Charles Hospital, Brisbane, Australia; School of Medicine, University of Queensland, Brisbane, Australia.
3 Echocardiography Department, The Prince Charles Hospital, Brisbane, Australia.
4 Faculty of Health, School of Clinical Sciences, Queensland University of Technology, Brisbane, Australia.
5 Echocardiography Department, The Prince Charles Hospital, Brisbane, Australia; School of Medicine and Menzies Health Institute Queensland, Griffith University, Gold Coast, Australia.