Funding for this research was provided by:
Text and Data Mining valid from 2020-01-10
Received: 30 April 2019
Accepted: 6 November 2019
First Online: 10 January 2020
Ethics approval and consent to participate
: This study was approved by the VU Medical Center Ethics Committee (reference number 2017.437, protocol version 1.0). Important protocol modifications will be submitted. All eligible participates have to provide their signed informed consent prior to enrolment. The study is also registered at the Netherlands Trial Register (NL6595, registration date 12 November 2017, ExternalRef removed).
: Not applicable
: The authors declare that they have no competing interests.