@misc{indiciaefeab3ecd3765,
  title = {Leeches affecting a black-necked swan.},
  author = {P E Curtis and D P Britt},
  year = {1991},
  doi = {10.1136/vr.129.13.296},
  url = {https://pubmed.ncbi.nlm.nih.gov/1962408/},
  note = {Source identifier: 1962408}
}