1. Institute of Nursing and Health Research; Ulster University; Magee Derry-Londonderry UK
2. Institute of Nursing and Health Research, Speech and Language Therapy Department; Ulster University; Jordanstown Newtownabbey UK
3. School of Teacher Education; Charles Sturt University; Bathurst NSW Australia
4. Institute of Nursing and Health Research, Ulster University; Jordanstown Newtownabbey UK