@misc{indiciae05293ab8ac03,
  title = {Tolerance of adult mallards to subacute ingestion of crude petroleum oil},
  author = {Barnett A. Rattner},
  year = {1981},
  doi = {10.1016/0378-4274(81)90123-5},
  url = {https://pubs.usgs.gov/publication/5221654},
  note = {Source identifier: 5221654}
}