Funding for this research was provided by:
Candy Foundation (CEHEAD)
Text and Data Mining valid from 2019-04-02
Received: 29 November 2018
Accepted: 20 March 2019
First Online: 2 April 2019
Ethics approval and consent to participate
: Written informed consent was obtained from all participants. The study was approved by the Danish Ethical Scientific Committee (H-2-2010-122) and the Danish Data Protection Agency (01080/GLO-2010-10). The obtained approval from the Ethical Scientific Committee and Data Protection Agency states that data are not allowed in any personal identifiable form, and only summarized statistics can be shared.
: This publication does not include individualized data.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.