Funding for this research was provided by:
Medical Research Council (MR/K026992/1, Mr/M01311/1)
Age UK (G1001245/96077)
Text and Data Mining valid from 2018-08-03
Received: 7 February 2018
Accepted: 26 July 2018
First Online: 3 August 2018
Ethics approval and consent to participate
: Ethical approval was obtained from the Multi-Centre Ethics Committee for Scotland and Lothian Research Ethics Committee. All participants gave written informed consent.
: Not applicable.
: IJD is supported by Age UK. The other authors declare that they have no competing interests.
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