1. School of Nursing and Midwifery, Western Sydney University, Locked Bag 1797, Penrith, NSW 2751, Australia
2. Australian Centre for Integration of Oral Health (ACIOH), School of Nursing and Midwifery, Western Sydney University, Ingham Institute for Applied Medical Research, Locked Bag 7103, Liverpool, NSW 2170, Australia
3. School of Dentistry, Faculty of Medicine and Health, The University of Sydney, Sydney, NSW 2006, Australia
4. School of Nursing, University of Wollongong, Wollongong, NSW 2522, Australia