TY  - RPRT
TI  - Dramatic fluctuations in liver mass and metal content of eared grebes ( Podiceps nigricollis ) during autumnal migration
AU  - Barnett A. Rattner
AU  - J.R. Jehl
PY  - 1997
DO  - 10.1007/s001289900483
UR  - https://pubs.usgs.gov/publication/5223293
ID  - 5223293
ER  -