@misc{indiciae5cca86b08ff9,
  title = {Incidence of malaria in a wintering population of canvasbacks (Aythya valisineria) on Chesapeake Bay},
  author = {R. M. Kocan and J.O. Knisley},
  year = {1970},
  doi = {10.7589/0090-3558-6.4.441},
  url = {https://pubs.usgs.gov/publication/5220521},
  note = {Source identifier: 5220521}
}