About the Authors

Stefan Zimmer

stefan.zimmer@uni-wh.de

Affiliation Dept. of Operative and Preventive Dentistry, School of Dentistry, Witten/Herdecke University, Alfred-Herrhausen-Str. 50, Witten, Germany

Georg Kirchner

Affiliation Dept. of Operative and Preventive Dentistry, School of Dentistry, Witten/Herdecke University, Alfred-Herrhausen-Str. 50, Witten, Germany

Mozhgan Bizhang

Affiliation Dept. of Operative and Preventive Dentistry, School of Dentistry, Witten/Herdecke University, Alfred-Herrhausen-Str. 50, Witten, Germany

Mathias Benedix

Affiliation Dept. of Operative and Preventive Dentistry, School of Dentistry, Witten/Herdecke University, Alfred-Herrhausen-Str. 50, Witten, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SZ GK MBi MBe. Performed the experiments: GK MBe. Analyzed the data: SZ. Contributed reagents/materials/analysis tools: SZ GK MBe. Wrote the paper: SZ MBi.