@misc{indiciae7414a07d3675,
  title = {Re-exposure of mallards to selenium after chronic exposure},
  author = {G. H. Heinz},
  year = {1993},
  doi = {10.1002/etc.5620120918},
  url = {https://pubs.usgs.gov/publication/5222818},
  note = {Source identifier: 5222818}
}