Funding for this research was provided by:
Northern Ireland Motor Neurone Disease Association
Received: 11 October 2018
Accepted: 11 April 2019
First Online: 26 April 2019
Ethics approval and consent to participate
: All participation was voluntary with full written, and verbal, informed consent. Local sponsorship and governance approval was given by the Belfast Trust Research Office. Full ethical approval was successfully granted in 2013 by the Office for Research Ethics Committees Northern Ireland reference 14/NI/1034.
: Not applicable.
: The authors declare that they have no competing interests.
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