Concern that steroids may persist longer in the environment than...

Assessing the risk posed to aquatic organisms by the discharge of certain steroids and pharmaceutical products into waterways is often based on a belief that as the compounds degrade, the ecological risks naturally decline.

http://www.medicalnewstoday.com/releases/266689.php

Concern that steroids may persist longer in the environment than...

Assessing the risk posed to aquatic organisms by the discharge of certain steroids and pharmaceutical products into waterways is often based on a belief that as the compounds degrade, the ecological risks naturally decline.

http://www.medilexicon.com/medicalnews.php?newsid=266689