About the Authors

Urbano Santana-Mora

Affiliation Department of Stomatology, Faculty of Medicine and Odontology, University of Santiago de Compostela, Santiago de Compostela, La Coruña, Spain

José López-Cedrún

Affiliation Oral and Maxillofacial Surgery Service, University Hospital of La Coruña, La Coruña, Spain

María J. Mora

Affiliation Department of Stomatology, Faculty of Medicine and Odontology, University of Santiago de Compostela, Santiago de Compostela, La Coruña, Spain

Xosé L. Otero

Affiliation Department of Statistics, Faculty of Medicine and Odontology, University of Santiago de Compostela, Santiago de Compostela, La Coruña, Spain

Urbano Santana-Penín

urbano.santana@usc.es

Affiliation Department of Stomatology, Faculty of Medicine and Odontology, University of Santiago de Compostela, Santiago de Compostela, La Coruña, Spain

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Statistical analysis: XLO. Conceived and designed the experiments: USM JLC MJM XLO USP. Performed the experiments: USM JLC MJM. Analyzed the data: USM JLC MJM XLO USP. Contributed reagents/materials/analysis tools: USM USP. Wrote the paper: USM USP.