Brouns, Steffie H. A.
Mignot-Evers, Lisette
Derkx, Floor
Lambooij, Suze L.
Dieleman, Jeanne P.
Haak, Harm R.
Article History
Received: 21 October 2018
Accepted: 13 December 2018
First Online: 7 January 2019
Ethics approval and consent to participate
: Informed consent of the patients was deemed not necessary because of the retrospective design, and therefor exemption of ethical approval was granted by the Ethics Committee of Maxima Medical Centre.
: 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.