Comparative toxicity of ammonium and perchlorate to amphibians.

@article{Sparling2006ComparativeTO,
  title={Comparative toxicity of ammonium and perchlorate to amphibians.},
  author={Donald W. Sparling and Greg Harvey},
  journal={Bulletin of environmental contamination and toxicology},
  year={2006},
  volume={76 2},
  pages={210-7}
}