TY  - RPRT
TI  - Effects of lead-contaminated sediment on Rana sphenocephala tadpoles
AU  - D. W. Sparling
AU  - S.K. Krest
AU  - M. Ortiz-Santaliestra
PY  - 2006
UR  - https://pubs.usgs.gov/publication/5224660
ID  - 5224660
ER  -