About the Authors
- Magnus Ivarsson
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* E-mail: Magnus.ivarsson@nrm.se
Affiliation Department of Palaeobiology and the Nordic Center for Earth Evolution (NordCEE), Swedish Museum of Natural History, Stockholm, Sweden
- Curt Broman
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Affiliation Department of Geological Sciences, Stockholm University, Stockholm, Sweden
- Håkan Gustafsson
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Affiliation Department of Biomedical Engineering (MTÖ), County Council of Östergötland, Radiation Physics, Department of Medicine and Health Sciences, Linköping University, Linköping, Sweden
- Nils G. Holm
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Affiliation Department of Geological Sciences, Stockholm University, Stockholm, Sweden
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: MI. Performed the experiments: MI CB HG. Analyzed the data: MI CB HG NGH. Contributed reagents/materials/analysis tools: MI CB HG. Wrote the paper: MI.