Lambregts, Merel M. C. http://orcid.org/0000-0003-3637-9115
Hendriks, Bart J. C.
Visser, Leo G.
Bernards, Sandra T.
de Boer, Mark G. J.
Article History
Received: 27 July 2018
Accepted: 8 January 2019
First Online: 25 January 2019
Ethics approval
: Because of the non-interventional, retrospective design of the study, the Dutch Medical Research Involving Human Subjects Act did not apply .
: Not applicable.
: All authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.