About the Authors

Stephan Müller

Contributed equally to this work with: Stephan Müller, Holger A. Rau

Roles Conceptualization, Investigation, Methodology, Project administration, Writing – original draft

Current address: Platz der Göttinger Sieben 3, Göttingen, Germany

Affiliation University of Göttingen, Göttingen, Germany

Holger A. Rau

Contributed equally to this work with: Stephan Müller, Holger A. Rau

Roles Conceptualization, Investigation, Methodology, Project administration, Writing – original draft

holger.rau@uni-goettingen.de

Current address: Platz der Göttinger Sieben 3, Göttingen, Germany

Affiliation University of Göttingen, Göttingen, Germany

Competing Interests

The authors have declared that no competing interests exist.