Hartlev, Jens https://orcid.org/0000-0002-1638-8949
Schou, Søren
Isidor, Flemming
Nørholt, Sven Erik
Article History
Received: 3 September 2020
Accepted: 8 January 2021
First Online: 8 February 2021
Ethics approval and consent to participate
: The study is registered at (NCT04350749) and approved by the Committee of Ethics, the Central Denmark Region, Denmark (Project-ID: 44710).
: Consent for publication was obtained from all participants.
: Jens Hartlev, Søren Schou, Flemming Isidor and Sven Erik Nørholt declare that they have no competing interests.