Published on in Vol 20, No 5 (2018): May
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/8989, first published
.
1 Division of Psychosocial Research and Epidemiology, Netherlands Cancer Institute, Amsterdam, Netherlands
2 Department of Health Technology and Services Research, University of Twente, Enschede, Netherlands
3 Rijnstate hospital, Arnhem, Netherlands