- Correspondence to Dr Brenda O'Neill, Centre for Health and Rehabilitation Technologies (CHaRT), Institute of Nursing and Health Research, School of Health Sciences, Ulster University, Newtownabbey BT37 0QB, UK;
- Received April 5, 2016
- Revised September 13, 2016
- Accepted October 7, 2016
- First published November 15, 2016.
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