Funding for this research was provided by:
Breast Cancer Now (6873)
Received: 24 May 2018
Accepted: 26 November 2018
First Online: 9 January 2019
Ethics approval and consent to participate
: The University of St Andrews and the NHS East of Scotland Research Ethics Committee (NHS Lothian) examined and approved the study (NRES No.: 13/ES/0015). Study was registered on ClinicalTrials.gov (ID No.: NCT02599506). Participants gave written consent.
: Not applicable.
: The authors declare that they have no competing interests.
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