TY  - RPRT
TI  - Spatial and temporal trends of selected trace elements in liver tissue from polar bears (Ursus maritimus) from Alaska, Canada and Greenland
AU  - Heli Routti
AU  - Robert J. Letcher
AU  - Erik W. Born
AU  - Marsha Branigan
AU  - Rune Dietz
AU  - Thomas J. Evans
AU  - Aaron T. Fisk
AU  - Elizabeth L. Peacock
AU  - Christian Sonne
PY  - 2011
DO  - 10.1039/c1em10088b
UR  - https://pubs.usgs.gov/publication/70035754
ID  - 70035754
ER  -