Funding for this research was provided by:
MSG Science Netwerk Fysiotherapie (MSG-2017-1)
Text and Data Mining valid from 2020-02-14
Received: 11 October 2019
Accepted: 29 January 2020
First Online: 14 February 2020
Ethics approval and consent to participate
: The study was approved by the Medical Ethical Committee of the VU Medical Centre, Amsterdam, The Netherlands (METC-2015-551). Written informed consent was taken for participation.
: Not applicable.
: The authors declare that they have no competing interests.