1. Registered Nurse, The Queen Elizabeth Hospital, and Lecturer, School of Nursing and Midwifery, Faculty of Medicine, Nursing and Health Sciences, Flinders University, GPO Box 2100, Adelaide SA 5001, Australia;
2. Senior Lecturer in Nursing, School of Nursing and Midwifery, Flinders University;
3. Senior Lecturer (Sociology), School of Nursing and Midwifery, Flinders University