Vredeveld, Eline J.
Hulshof, Tessa A.
Zuidema, Sytse U.
Luijendijk, Hendrika J.
Article History
First Online: 31 August 2019
Compliance with Ethical Standards
:
: EJV contributed to data collection, performed the statistical analysis, and wrote the manuscript. TAH and HJL performed the literature search and contributed to data collection. HJL supervised the study. All authors provided important intellectual content, participated in revising the paper, and approved the final version submitted for publication.
: This study was not funded. The open access fee was paid by the Department of General Practice & Elderly Care Medicine, University Medical Centre Groningen, University of Groningen, Groningen, The Netherlands.
: Eline J. Vredeveld, Tessa A. Hulshof, Hendrika J. Luijendijk, and Sytse U. Zuidema declare they have no conflicts of interest.