Received: 29 October 2017
Accepted: 10 August 2018
First Online: 17 August 2018
Ethics approval and consent to participate
: Written informed consent will be obtained from all trial participants. This trial was approved by the hospitals’ joint medical ethical committee (METC-Zuyd, 14-T-21,2 June 2014).
: Not applicable.
: The authors declare that they have no competing interests.
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