About the Authors

Anna M. Roos

anna.roos@nrm.se

Affiliations Department of Environmental Research, Swedish Museum of Natural History, Stockholm, Sweden, Department of environmental toxicology, Uppsala University, Uppsala, Sweden

Erik O. Ågren

Affiliation Department of Pathology and wildlife diseases, National Veterinary Institute, Uppsala, Sweden

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AMR EOÅ. Performed the experiments: AMR EOÅ. Analyzed the data: AMR EOÅ. Contributed reagents/materials/analysis tools: AMR EOÅ. Wrote the manuscript: AMR EOÅ.