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Authors
Walther, Wenke
Fesser, Isabell
Hager, Klaus
Miller, Simone
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Funding
Funding for this research was provided by:
Medizinische Hochschule Hannover (MHH)
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Article History
Received: 11 August 2025
Accepted: 19 November 2025
First Online: 28 November 2025
Declarations
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: The OrkA RCT was approved by the Ethics Committee of Hannover Medical School, Germany, on 2 February 2023 (no. 10650_BO_S_2022). Written informed consent was provided by all participants and interviewees prior to any study-related activity. The study was conducted in accordance with the Declaration of Helsinki.
: Not applicable.
: The authors declare no competing interests.
