About the Authors

Susanne Unverzagt

susanne.unverzagt@medizin.uni-halle.de

Affiliation Institute of Medical Epidemiology, Biostatistics and Informatics, University Halle/Wittenberg, Halle (Saale), Germany

Frank Peinemann

Affiliation Children's Hospital, University of Cologne, Cologne, Germany

Matthias Oemler

Affiliation Section of General Practice, Institute of Medical Epidemiology, Biostatistics and Informatics, University Halle/Wittenberg, Halle (Saale), Germany

Kristin Braun

Affiliation Section of General Practice, Institute of Medical Epidemiology, Biostatistics and Informatics, University Halle/Wittenberg, Halle (Saale), Germany

Andreas Klement

Affiliation Section of General Practice, Institute of Medical Epidemiology, Biostatistics and Informatics, University Halle/Wittenberg, Halle (Saale), Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SU. Performed the experiments: SU. Analyzed the data: SU. Contributed reagents/materials/analysis tools: SU. Wrote the paper: SU FP MO KB AK.