1. University of Ulster; Health & Rehabilitation Sciences Research Centre, Institute of Nursing and Health Research, School of Health Sciences, Faculty of Life and Health Sciences; Shore Road Newtownabbey Co. Antrim, Northern Ireland UK BT37 0QB
2. University of Ulster; Faculty of Life and Health Sciences; Shore Road Newtownabbey Co. Antrim, Northern Ireland UK BT37 0QB
3. Swinburne University of Technology; Department of Health and Medical Sciences; John Street, Hawthorne Melbourne Australia 3122