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Authors
Klinger, Theresa https://orcid.org/0009-0003-0760-3103
Müller, Katharina https://orcid.org/0009-0004-5797-4014
Graf, Ricarda https://orcid.org/0000-0002-0149-479X
Augustin, Matthias https://orcid.org/0000-0002-4026-8728
Hagenström, Kristina https://orcid.org/0000-0002-2676-1479
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Funding
Funding for this research was provided by:
Almirall
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Article History
Received: 2 April 2026
Accepted: 5 June 2026
First Online: 22 June 2026
Declarations
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: Katharina Müller, Dr. Ricarda Graf, Dr. Kristina Hagenström and Theresa Klinger declare no conflicts of interest. Prof. Dr. Matthias Augustin has served as a consultant, lecturer, researcher, and/or has received institutional research grants from companies manufacturing drugs for atopic dermatitis, including AbbVie, Almirall, Beiersdorf, Eli Lilly, Galderma, LEO, Novartis, Pfizer, and Sanofi-Genzyme.
: The study was conducted using anonymized statutory health insurance claims data from DAK-G. Permission to access and use the data for the present study was granted by DAK-G as the data holder. As the analyses were based exclusively on anonymized claims data, informed consent was not required. The study was conducted in accordance with national guidelines for the use of administrative databases [ , ]. According to these guidelines, ethics committee approval was not required.
