About the Authors

Birgitta Söder

Contributed equally to this work with: Birgitta Söder, Jukka H. Meurman, Per-Östen Söder

birgitta.soder@ki.se

Affiliation Department of Dental Medicine, Karolinska Institutet, Huddinge, Sweden

Jukka H. Meurman

Contributed equally to this work with: Birgitta Söder, Jukka H. Meurman, Per-Östen Söder

Affiliation Department of Oral and Maxillofacial Diseases, University of Helsinki and Helsinki University Hospital, Helsinki, Finland

Per-Östen Söder

Contributed equally to this work with: Birgitta Söder, Jukka H. Meurman, Per-Östen Söder

Affiliation Department of Dental Medicine, Karolinska Institutet, Huddinge, Sweden

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: PÖS BS JHM. Performed the experiments: PÖS BS JHM. Analyzed the data: PÖS BS JHM. Contributed reagents/materials/analysis tools: PÖS BS JHM. Wrote the paper: PÖS BS JHM.