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Authors
Hagemeier, Anna https://orcid.org/0000-0002-8795-7352
Adams, Anne https://orcid.org/0000-0003-3286-1131
Krieger, Theresia https://orcid.org/0000-0002-7414-7318
Salm, Sandra https://orcid.org/0000-0003-1392-0140
Cecon-Stabel, Natalia https://orcid.org/0000-0002-2548-5986
Dresen, Antje https://orcid.org/0000-0001-7684-9391
Hellmich, Martin https://orcid.org/0000-0001-5174-928X
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Funding
Funding for this research was provided by:
Universitätsklinikum Köln
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Article History
Received: 1 February 2023
Accepted: 14 May 2023
First Online: 30 May 2023
Declarations
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: The study was conducted in accordance with the Declaration of Helsinki and the Ethics Committee of the Medical Faculty of the University of Cologne has approved the isPO project (18–092). The isPO study is registered in the German Clinical Trials Registry (DRKS00015326). All participants have been informed about the aim of the study and about the voluntary nature of participation and have signed a written informed consent form for participation in the isPO care programme and data processing.
: Not applicable.
: The authors declare no competing interests.
