Guerrero-Preston R, Brandt-Rauf P. Pharmaceutical residues in the drinking water supply: modeling residue concentrations in surface waters of drugs prescribed in the United States. PRHSJ [Internet]. 2008 Jul. 22 [cited 2025 Dec. 17];27(3). Available from: https://prhsj.rcm.upr.edu/index.php/prhsj/article/view/75