Jordan, Andreas Rainer
Kuhr, Kathrin
Frenzel Baudisch, Nicolas
Kirschneck, Christian
Article History
Received: 14 September 2022
Accepted: 3 October 2022
First Online: 1 February 2023
Declarations
:
: C. Kirschneck declares payment as scientific advisor of the Sixth German Oral Health Study. A.R. Jordan, K. Kuhr and N. Frenzel Baudisch declare that they have no financial or nonfinancial interests that are directly or indirectly related to the work submitted for publication.
: The Ethics Committee at Witten/Herdecke University assessed the study in advance from an ethical perspective and approved it (No. 113/2020). The study was begun only after a favorable assessment had been received from the competent ethics committee. Consent to participate: Written informed consent was obtained from the patients or their parents/legally authorized representatives (LAR) in the case of children under 18.