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Article History

Received: 20 January 2025

Accepted: 24 January 2025

First Online: 15 February 2025

Declarations

:

: The authors declare no competing interests.

: Conceptualization: EB, EH; Methodology: EB, EH; Formal analysis: EB; Investigation: EB, EH; Writing– Original Draft: EB; Writing - Review & Editing: EB, JLJ, CH, EH; Supervision: EH.

: The study was carried out according to the guidelines of the Declaration of Helsinki, including written informed consent from all subjects, and it has been approved by the Danish National Committee for Research Ethics, Capital Region (approval codes KF01-227/03 and KF01-143/04). All patients were followed until either death of any cause, emigration or January 17th, 2015.

: Informed consent was obtained from all individual participants included in the study.

: Not applicable.