@misc{indiciaeb521590450a6,
  title = {The occurrence of Theromyzon rude (Annelida: Hirudinea) in association with mortality of trumpeter swan cygnets (Cygnus buccinator)},
  author = {Benjamin N. Tuggle},
  year = {1986},
  doi = {10.7589/0090-3558-22.2.279},
  url = {https://pubs.usgs.gov/publication/1003881},
  note = {Source identifier: 1003881}
}