Mackenhauer, Julie
Berg, Mette Marie
Knudsen, Søren Valgreen
Christensen, Erika F.
Mainz, Jan
Johnsen, Søren Paaske
Article History
Received: 26 November 2024
Accepted: 12 March 2025
First Online: 31 March 2025
Declarations
:
: The project was registered in the Danish Data Protection Agency (2018–91) approved by the institutional review board at Aalborg University Hospital. Danish law does not require further approval or informed consent for register-based studies using administrative data.
: As above – not required for Registry-based studies in Denmark.
: The authors declare no competing interests.