About the Authors
- Elisabeth Oberzaucher
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* E-mail: elisabeth.oberzaucher@univie.ac.at
Affiliation Department of Anthropology, University of Vienna, Vienna, Austria
- Karl Grammer
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Affiliation Department of Anthropology, University of Vienna, Vienna, Austria
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: EO . Performed the experiments: KG. Analyzed the data: EO. Contributed reagents/materials/analysis tools: KG. Wrote the paper: EO.