van Dijk, Jefta http://orcid.org/0000-0003-4978-2763
Blokpoel, Robert G. T.
Koopman, Alette A.
Dijkstra, Sandra
Burgerhof, Johannes G. M.
Kneyber, Martin C. J.
Article History
Received: 5 March 2019
Accepted: 21 June 2019
First Online: 2 July 2019
Ethics approval and consent to participate
: The institutional review board (IRB) of the University Medical Center Groningen approved the study and waived the need for informed consent.
: Not applicable.
: The authors declare that they have no competing interests.