Received: 26 February 2021
Accepted: 24 May 2021
First Online: 12 July 2021
: Complying with European data protection rules, the University of Southern Denmark registered the data processing activities regarding this project (registration number 10.104). No further approval was necessary due to Danish legislation, Committee Act § 1. Informed consent was obtained from all subjects.
: Not applicable.
: The authors declare no competing interests.