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Article History

Received: 19 March 2023

Accepted: 25 October 2023

First Online: 25 November 2023

Declarations

:

: This study was conducted according to the principles of the Declaration of Helsinki. It is based on retrospective, de-identified, and anonymised data. According to Swiss law, the study is therefore exempted from ethical approval and informed consent. Article 2.2 of the Federal Act on Research involving Human Beings ( ) states that fully anonymised data are not covered by the Human Research Act in Switzerland.

: Not applicable.

: The authors declare no competing interests.