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Authors
Hergesell, Nele
Skotnik, Dennis
Kratzer, Wolfgang
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Funding
Funding for this research was provided by:
Universitätsklinikum Ulm
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Article History
Received: 4 September 2025
Accepted: 8 November 2025
First Online: 15 November 2025
Declarations
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: The study was approved by the Ethics Committee from the University of Ulm (reference no.166/13) and conducted in accordance with the Declaration of Helsinki. Personalized consent was not required for the retrospective study. All patients gave their written consent to be included in the national Echi registry and agreed to the anonymized analysis of their respective data.
: not applicable.
: The authors declare no competing interests.
