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Environmental risk assessment of metformin and its transformation product guanylurea: II. Occurrence in surface waters of Europe and the United States and derivation of predicted no-effect concentrations.
Caldwell DJ, D'Aco V, Davidson T, Kappler K, Murray-Smith RJ, Owen SF, Robinson PF, Simon-Hettich B, Straub JO, Tell J. Caldwell DJ, et al. Among authors: kappler k. Chemosphere. 2019 Feb;216:855-865. doi: 10.1016/j.chemosphere.2018.10.038. Epub 2018 Oct 15. Chemosphere. 2019. PMID: 30385066 Free article.
A risk-based approach to managing active pharmaceutical ingredients in manufacturing effluent.
Caldwell DJ, Mertens B, Kappler K, Senac T, Journel R, Wilson P, Meyerhoff RD, Parke NJ, Mastrocco F, Mattson B, Murray-Smith R, Dolan DG, Straub JO, Wiedemann M, Hartmann A, Finan DS. Caldwell DJ, et al. Among authors: kappler k. Environ Toxicol Chem. 2016 Apr;35(4):813-22. doi: 10.1002/etc.3163. Epub 2015 Nov 18. Environ Toxicol Chem. 2016. PMID: 26183919 Review.
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