TY - RPRT TI - Composite samples for perfluorooctanesulfonate in fish may change contaminant threshold decisions AU - Guillermo Figueroa-Muñoz AU - Christina Amy Murphy AU - Joseph D. Zydlewski PY - 2026 DO - 10.1093/inteam/vjag060 UR - https://pubs.usgs.gov/publication/70278874 ID - 70278874 ER -