About the Authors

Eva Kohnert

Roles Writing – original draft

Affiliation Institute of Medical Biometry and Statistics, Faculty of Medicine and Medical Center, University of Freiburg, Germany

Clemens Kreutz

Roles Writing – review & editing

clemens.kreutz@uniklinik-freiburg.de

Affiliation Institute of Medical Biometry and Statistics, Faculty of Medicine and Medical Center, University of Freiburg, Germany

Competing Interests

The authors have declared that no competing interests exist.