An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Kim EJ, Kim JH, Kim JH, Bokare V, Chang YS.Kim EJ, et al. Among authors: chang ys.Sci Total Environ. 2014 Feb 1;470-471:1553-7. doi: 10.1016/j.scitotenv.2013.07.038. Epub 2013 Aug 5.Sci Total Environ. 2014.PMID: 23928371
Kim JH, Lee Y, Kim EJ, Gu S, Sohn EJ, Seo YS, An HJ, Chang YS.Kim JH, et al. Among authors: chang ys.Environ Sci Technol. 2014 Mar 18;48(6):3477-85. doi: 10.1021/es4043462. Epub 2014 Mar 10.Environ Sci Technol. 2014.PMID: 24579868
Kim JH, Oh Y, Yoon H, Hwang I, Chang YS.Kim JH, et al. Among authors: chang ys.Environ Sci Technol. 2015 Jan 20;49(2):1113-9. doi: 10.1021/es504375t. Epub 2014 Dec 29.Environ Sci Technol. 2015.PMID: 25496563