TY  - RPRT
TI  - Elimination of endrin by mallard ducks
AU  - G. H. Heinz
AU  - R.W. Johnson
PY  - 1979
DO  - 10.1016/0300-483x(79)90065-9
UR  - https://pubs.usgs.gov/publication/5221472
ID  - 5221472
ER  -