Funding for this research was provided by:
Horizon 2020 Framework Programme (690425)
Text and Data Mining valid from 2020-01-03
Received: 22 May 2019
Accepted: 29 December 2019
First Online: 3 January 2020
Ethics approval and consent to participate
: Oral and written information was given before participants gave informed consent to participate. The study was approved by the Danish Ethics Committee (Journal nr.:H-17033310).
: Not applicable.
: The authors declare that they have no competing interests.