| http://www.w3.org/ns/prov#value | - o be estrogens and other steroid hormones from birth-control pills and patches that ultimately ended up in the creek after being excreted in urine into the city???s sewers.The Register says Woodling, University of Colorado physiology professor David Norris, and the EPA team were among the first scientists in the U.S. to learn a cocktail of hormones, antibiotics, caffeine and steroids is flowing th
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