Funding for this research was provided by:
Sundhed og Sygdom, Det Frie Forskningsråd (DFF-4183-00359)
Eva og Henry Frænkels Mindefond
Received: 6 January 2020
Accepted: 7 September 2020
First Online: 13 October 2020
Ethics approval and consent to participate
: According to Danish law, ethical approval and informed consent are not necessary because the study uses routinely collected data in the national registries.
: Not applicable (see Ethics approval).
: The authors declare no conflict of interest. The study funder had no role in the study design, decision to publish, or preparation of the manuscript. All authors are independent researchers without any financial interest in the results presented.