@misc{indiciae9bc20f659b53,
  title = {A survey of North American migratory waterfowl for duck plague (duck virus enteritis) virus},
  author = {Christopher J. Brand and Douglas E. Docherty},
  year = {1984},
  doi = {10.7589/0090-3558-20.4.261},
  url = {https://pubs.usgs.gov/publication/1004123},
  note = {Source identifier: 1004123}
}