Funding for this research was provided by:
Text and Data Mining valid from 2020-02-14
Received: 28 January 2020
Accepted: 6 February 2020
First Online: 14 February 2020
Ethics approval and consent to participate
: This study has been approved by the Medical Ethical Review Board (MEC-2019-0278) of the Erasmus MC, University Medical Centre Rotterdam and all respondents will provide signed informed consent.
: Not applicable.
: The authors declare that they have no competing interest.