TY  - RPRT
TI  - Infection and mortality in captive wild-trapped canvasback ducks
AU  - R. M. Kocan
AU  - Matthew C. Perry
PY  - 1976
DO  - 10.7589/0090-3558-12.1.30
UR  - https://pubs.usgs.gov/publication/1014264
ID  - 1014264
ER  -