Published on in Vol 6, No 12 (2018): December
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/10026, first published
.
1 Division of Population Medicine, Cardiff University, Cardiff, United Kingdom
2 Centre for Medical Education, Cardiff University, Cardiff, United Kingdom
3 Section of Oncology, Palliative Care Medicine, Cardiff University, Cardiff, United Kingdom