Published on in Vol 7, No 12 (2018): December
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/10358, first published
.
1 Department of Nursing Science, Faculty of Health, University Witten/Herdecke, Witten, Germany
2 Institute of Nursing, School of Health Professions, Zurich University of Applied Sciences, Winterthur, Switzerland
3 Palliative Centre St Gallen, Cantonal Hospital St Gallen, St Gallen, Switzerland