Jordan, Rainer A.
Krois, Joachim
Schiffner, Ulrich
Micheelis, Wolfgang
Schwendicke, Falk
Article History
Received: 19 July 2018
Accepted: 28 February 2019
First Online: 2 April 2019
Competing Interests
: The authors have stated explicitly that there are no competing interests in connection with this article. The German Oral Health Studies are proudly financed by the German dental profession via the German Dental Association (Bundeszahnärztekammer – Arbeitsgemeinschaft der Deutschen Zahnärztekammern – (BZÄK) e. V.) and the National Association of Statutory Health Insurance Dentists (Kassenzahnärztliche Bundesvereinigung (KZBV) KdöR). However, the writing group is solely responsible for the content of this paper.