Text and Data Mining valid from 2018-07-25
Received: 22 December 2017
Accepted: 27 June 2018
First Online: 25 July 2018
Ethics approval and consent to participate
: The local medical ethics committee of the Maastricht University Medical Centre reviewed and approved the study procedures (NL33015.068.10 / METC 10–2-083). Written informed consent was obtained from all patients. The rights of subjects were protected under the Helsinki Declaration.
: Not applicable.
: The authors declare that they have no competing interests.
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