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Article History

Received: 27 November 2025

Accepted: 19 February 2026

First Online: 28 February 2026

Declarations

:

: This study complies with the ethical principles for medical research involving human subjects according to the Declaration of Helsinki. This study was approved by the ethics committee of State Medical Association of Rhineland-Palatinate (#2023–17268), ethics committee of Dresden University of Technology (#SR-EK-418092023) and the Medical Faculty of Goethe University Frankfurt am Main (#2023 − 1505). Participation in the online survey was anonymous and therefore required no consent for the use of data according to German law. Before conducting the telephone interviews, written informed consent was obtained from all participants.

: Not applicable.

: Sandy Scheibe worked from 2021 to 2023 in a company (“WIG2 institute”) that supports manufacturers of DHA in the development and authorization process of their applications. Susanne Singer receives honoraria for her work as a referee for the Lilly Quality of Life Award, outside of this study. Sandra Salm received an honorarium from the Austrian Health Insurance Fund for giving a lecture. All other authors do not declare conflicts of interest.