TY  - RPRT
TI  - A frame-work for population-level ecological risk assessment
AU  - R. Wentsel
AU  - N. Beyer
AU  - V. Forbes
AU  - S. Maund
AU  - R. Pastorak
PY  - 2007
UR  - https://pubs.usgs.gov/publication/5211391
ID  - 5211391
ER  -