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Authors
van Nieuwpoort, I. Caroline http://orcid.org/0000-0002-1438-8048
Twisk, Jos W. R.
Curfs, Leopold M. G.
Lips, Paul
Drent, Madeleine L.
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Funding
Funding for this research was provided by:
This study was partly funded by an independent grant from Pfizer Inc., The Netherlands
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More Information
Article History
Received: 19 July 2017
Accepted: 10 January 2018
First Online: 16 January 2018
Ethics approval and consent to participate
: This study was a cross-sectional observational study which was approved by the Medical Ethics Review Committee of the VU University Medical Center and was conducted according to the principles of the Helsinki Declaration.
: Not applicable.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.
