Hüppe, A. https://orcid.org/0000-0002-6168-6785
Zeuner, C.
Karstens, S.
Hochheim, M.
Wunderlich, M.
Raspe, H.
Funding for this research was provided by:
CENTRAL Krankenversicherung
Article History
Received: 17 November 2018
Accepted: 25 September 2019
First Online: 21 October 2019
Ethics approval and consent to participate
: The independent research ethics committee of the University of Lübeck gave approval for the evaluation study (Re.-No.14–249, dated 20.11.2014). Written informed consent was obtained from all study participants.
: Not applicable
: Angelika Hüppe (AH), Christel Zeuner (CZ), Sven Karstens (SK), Heiner Raspe (HR) declare that they have no competing interests. Martin Hochheim (MH) and Max Wunderlich (MW) are employees of the Private Health Insurance Central. They declare that beyond that they have no financial or non-financial competing interests.