http://orcid.org/0000-0002-3551-2730
About the Authors
- Lisette M. Kootker
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Contributed equally to this work with: Lisette M. Kootker, Linda Mbeki
* E-mail: lisette.kootker@vu.nl (LMK); l.mbeki@vu.nl (LM)
Affiliations Geology & Geochemistry Cluster, Vrije Universiteit Amsterdam, Amsterdam, the Netherlands, Research Institute for Culture, History and Heritage (CLUE+), Vrije Universiteit Amsterdam, Amsterdam, the Netherlands
- Linda Mbeki
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Contributed equally to this work with: Lisette M. Kootker, Linda Mbeki
* E-mail: lisette.kootker@vu.nl (LMK); l.mbeki@vu.nl (LM)
Affiliation Research Institute for Culture, History and Heritage (CLUE+), Vrije Universiteit Amsterdam, Amsterdam, the Netherlands
- Alan G. Morris
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Affiliation Department of Human Biology, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa
- Henk Kars
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Affiliation Research Institute for Culture, History and Heritage (CLUE+), Vrije Universiteit Amsterdam, Amsterdam, the Netherlands
- Gareth R. Davies
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Affiliation Geology & Geochemistry Cluster, Vrije Universiteit Amsterdam, Amsterdam, the Netherlands
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: LMK LM. Performed the experiments: LMK. Analyzed the data: LMK LM. Contributed reagents/materials/analysis tools: AGM GRD. Wrote the paper: LMK LM. Supervised the project: HK GRD.