van Zanden, Judith E. http://orcid.org/0000-0003-0095-2098
Wagenaar, Susanne
ter Maaten, Jozine M.
ter Maaten, Jan C.
Ligtenberg, Jack J. M.
Article History
Received: 28 February 2018
Accepted: 23 October 2018
First Online: 8 November 2018
Ethics approval and consent to participate
: All patients gave written informed consent for participation in the study which was approved by the institutional review board of the UMCG.
: Not applicable, since data was used anonymously.
: The authors declare that they have no competing interests.
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