@misc{indiciaec43d72e072ae, title = {Biodegradation and attenuation of steroidal hormones and alkylphenols by stream biofilms and sediments}, author = {Jeffrey Writer and Larry B. Barber and Joseph N. Ryan and Paul M. Bradley}, year = {2011}, doi = {10.1021/es2000134}, url = {https://pubs.usgs.gov/publication/70171002}, note = {Source identifier: 70171002} }