Funding for this research was provided by:
PWO Flanders, Belgium
Received: 25 January 2017
Accepted: 14 January 2018
First Online: 19 January 2018
Ethics approval and consent to participate
: The study was approved by the Medical Ethics Committee of the University Hospitals Leuven, and written informed/proxy consent was obtained in each patient before inclusion. For nurses, returning a completed questionnaire was considered as informed consent.
: Not applicable
: The authors declare that they have no competing interests. Koen Milisen is member of the BMC Geriatrics editorial board. Mieke Deschodt was associated editor of BMC Geriatrics until November 2017.
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