TY - RPRT TI - Bioactive contaminants of emerging concern in National Park waters of the northern Colorado Plateau, USA AU - Rebecca H Weissinger AU - Brett R. Blackwell AU - Kristen Keteles AU - William A. Battaglin AU - Paul M. Bradley PY - 2018 DO - 10.1016/j.scitotenv.2018.04.332 UR - https://pubs.usgs.gov/publication/70196809 ID - 70196809 ER -