TY - RPRT TI - Use and environmental occurrence of pharmaceuticals in freestall dairy farms with manured forage fields AU - Naoko Watanabe AU - Brian A. Bergamaschi AU - Keith A. Loftin AU - Michael T. Meyer AU - Thomas Harter PY - 2010 DO - 10.1021/es100834s UR - https://pubs.usgs.gov/publication/70003525 ID - 70003525 ER -