1. Environmental exposure of antibacterial agents in hospital and municipal wastewater and river water in Switzerland [Abs.];Alder,2003
2. Antibiotic-resistant bacteria in U.S. rivers [Abs.];Ash,1999
3. Pharmaceutically active compounds in residential and hospital effluent, municipal wastewater, and the Rio Grande in Albuquerque, New Mexico;Brown,2004
4. Report to the state of Iowa department of public health on the investigation of the chemical and microbial constituents of ground and surface water proximal to large-scale swine operations;Campagnolo,1998
5. Environmental stewardship of pharmaceuticals: the green pharmacy;Daughton,2003